高考英语单项选择分类训练：现在完成时

这是一份高考英语单项选择分类训练：现在完成时，共18页。
单项选择
1．—The air here is much fresher than before.
—Yes. We ________ a lot of trees in the last few years.
A．have planted B．planted C．are planting D．will plant
2．The teacher as well as the students in our senior high school ________ friendly to me in the past three months.
A．has been B．have been C．was D．were
3．The documentary A Plastic Ocean is so impressive that I ________it several times so far.
A．watched B．watch C．have watched D．will watch
4．The last twenty years ______ the steady improvements in the means of travel.
A．has witnessed B．was witnessed C．witnessed D．is witnessed
5．In recent years, the Everest Summit ______ many climbers trapped in the death zone above 8, 000 metres, unable to move freely and dying from lack of oxygen.
A．witnessed B．was witnessed C．has witnessed D．has been witnessed
6．The book________into thirty languages since it came out in 1973 and it is worth________again and again.
A．has been translated; reading B．had been translated; reading
C．has been translated: to be read D．had been translated; to be read
7．Not once ________ Bob Dylan ever ________ the time to ask himself if his songs are literature.
A．would; have B．did; have C．has; had D．was; had
8．His father ________ the party for more than 50 years.
A．joined B．has joined C．was in D．has been in
9．—It’s ten years since we came here.
—How time flies! We ________ in China for so long.
A．work B．worked C．will work D．have worked
10．It is the third time that the boy________.
A．was late B．has been late C．is late D．had been late
11．This is the first time that we __________ a film in the cinema together as a family.
A．see B．had seen C．saw D．have seen
12．I________ to the West Lake four times, but I will go there again this summer.
A．have gone B．have been C．went D．had gone
13．Great changes _________ in Tongren in the past five years.
A．have happened B．have taken place
C．have been happened D．have been taken place
14．Great changes ________since you_______.
A．have taken place, have left
B．have been taken place, have left
C．have taken place, left
15．Since Mr. Evans took over the firm last month, he ______ to the busy schedule.
A．adapted B．has adapted C．had adapted D．adapts
16．This is the second time we ________ this question in a test.
A．saw B．see C．will see D．have seen
17．Scarcely _________ since we parted.
A．an hour has passed B．has passed an hour C．has an hour passed D．an hour passed
18．More than one robot ______ been tested out in the trial recently.
A．had B．have C．having D．has
19．Beijing Winter Olympic mascot Bing Dwen Dwen _____ the hearts of millions worldwide since the Olympics kicked off on February 4, 2022.
A．has won B．will win C．was winning D．had won
20．Facial recognition technology employed in office buildings ______ the time it takes the security staff ______ routine safety check.
A．have reduced; performing B．has reduced; performing
C．has reduced; to perform D．have reduced; to perform
21．We ________each other since we met last time.
A．haven’t seen B．didn’t see C．hadn’t seen D．don’t see
22．Great changes ________ in the town since 1988.
A．have taken place B．have been taken place
C．has taken place D．has been taken place
23．I love coming here and seeing my family and all the friends I ______ over the years.
A．made B．was made C．have made D．am made
24．Listening to loud music at live rock concerts ________ caused hearing loss in some teenagers.
A．are B．is C．have D．has
25．A recent study found that the number of smartphone users ________ sharply over the past five years.
A．has increased B．have increased C．is increasing D．are increasing
26．—Have you ever been to Shanghai?
—No. In fact, this is the first time I ______this beautiful city.
A．visit B．visited C．had visited D．have visited
27．—This is the first time I ________ my first picture with my own hands.
—It is time that you ________ a picture for me.
A．took; took B．have taken; took C．took; will take D．will take; have taken
28．Germany is just one of the many EU states that ________ a rise in new cases.
A．has witnessed B．have witnessed C．witnessing D．to witness
29．—Are you terrified, Tom?
—Yes. Never in all my life ______ such a horrible thing.
A．I have seen B．do I see
C．I see D．have I seen
30．－Are you excited now?
－Of course. This is the first time that I ______ in such a beautiful garden city.
A．travel B．will travel
C．would travel D．have travelled
31．The river ______ such heavy pollution already, so it may now be too late to clean it up.
A．has suffered B．has happened C．has offered D．has filled
32．Hello! This is Li Hua. I’m calling to put off the appointment I________ with Dr, Li until next Wednesday.
A．will make B．had made C．have made D．would make
33．It is the first time that they _______ the biggest audiences because they give the parts to young girls _______ old actresses.
A．have had; rather than B．has; other than
C．had; other than D．had had; rather than
34．Never in my country _________such a thing.
A．I have heard of or seen B．I had heard of or seen
C．have I heard of or seen D．did I hear of or see
35．From 650 to 323 BC the Greek civilization made advances in various fields that ______ the world ever since and will continue to do so.
A．have influenced B．influenced
C．had influenced D．are influencing the world
36．The number of the elderly as well as a number of other statistics like booster-injected rate (加强针接种率)and mask-wearing rate ______ a significant effect on the spread of Omicron-Covid since 2021.
A．had had B．have had C．has had D．has been had
37．My sister graduated from university in 2017 and ________ in a bank ever since.
A．worked B．has been worked
C．has worked D．had worked
38．I ______ him since I began to live in the city.
A．know B．have known C．knew D．will know
39．Zhao Lan ______ already ______ in this school for two years.
A．was; studying B．will; study C．has; studied D．are; studying
40．Tom______ China for 3 years.
A．has been B．has been in C．has been to D．has been at
41．-Hello! May I speak to Bob?
-Sorry, but he ______ for a month.
A．had been away B．was left C．left D．has been away
42．I ______ you for a long time. Where ______ you ______?
A．didn’t see; did; go B．didn’t see; have; gone C．haven’t seen; have; been D．haven’t seen; have; gone
43．Tom has got a watch. He ______ it for two years. It _______ by his father.
A．has bought; was bought B．has got; is bought C．was bought; has bought D．has had; was bought
44．Joining a local choir ________ to be a positive influence ________ the lives of many people.
A．proves; to B．has been proved; to C．is proved; on D．has proved; on
45．—Is there anyone in the classroom?
—No, not only the students but also the teacher ________ to the playground to watch the opening ceremony of the Art Festival.
A．goes B．go C．has gone D．have gone
46．Diets have changed in China-and so too has its top crop. Since 2011, the country ________ more corn than rice.
A．grow B．has grown C．grew D．grows
47．I love coming here and seeing my family and all the friends I ________ over the years .
A．made B．am making C．have made D．make
48．The proposal ________ over the last month, so it will be carried out the next month.
A．has been gone off B．has gone off
C．has been gone through D．has gone through
49．Artemisinin has become a vital part of the treatment for malaria, and is thought to save 100,000 lives a year in Africa alone.句子中谓语时态为现在完成时的是：
A．has become B．is thought C．save D．become
50．—Why I didn’t see you at Jim’s birthday party last night?
—I ________ a call from my boss, telling me to do some extra paperwork.
A．have received B．would receive C．had received D．received
51．Great changes________since new China________in 1949.
A．have taken place; founded B．have been taken place; was founded
C．took place; founded D．have taken place; was founded
52．—I haven't heard from John for a long time.
—What do you suppose ________ to him?
A．was happening B．to happen C．has happened D．had happened
53．He ________for us ever since he left school.
A．has been worked B．worked C．has worked D．was working
54．Increased light pollution globally means that the starry nights that once inspired artist such as Vincent van Gogh ________ much more difficult to observe over the past century.
A．become B．have become C．became D．are becoming
55．My deskmate is surprisingly intelligent. He_________himself all the lessons he missed since he was in hospital, as a result of which he remains among the top students despite his sick leave.
A．teaches B．taught C．had taught D．has taught
56．The number of people who own a car ______ in the past 10 years.
A．increases B．has increased C．increased D．have increased
57．She is one of the students who ________ got help from the old professor.
A．have B．has C．had D．is
58．It is the first time that he ________ to join us in a research.
A．agree B．has agreed C．agreed D．will agree
59．The fitness room ________ last year is the biggest one in my city, but I ________ to since I ________ ill.
A．being built: haven't been; had been B．having being built; hadn't been; was
C．built; haven't been; was D．built; hadn't been; had been
60．—Are you going to the museum, Alice?
— No, I ________ to it already.
A．have been B．have gone C．had been D．had gone
61．So far we _____ half of the work. Hopefully, it will be finished at the end of this year.
A．will do B．are doing C．have done D．do
62．Great changes ______ in ShenZhen in the past few years.
A．were taken place B．have taken place
C．took place D．were happened
63．This is the first time that I__________ Xi'an and I am deeply impressed with its ancient buildings.
A．visit B．visited C．will visit D．have visited
64．—Do you know our town at all?
— No, this is the first time I ______ here.
A．was B．have been C．came D．are coming
65．How happy we are! The winter vacation we have been looking forward to ________ at last.
A．has come B．coming C．having come D．come
66．Over the past two decades, with the popularity of western - style eating patterns, countries in Asia ________ the worlds largest increases in diabetes and heart diseases.
A．see B．saw C．has seen D．have seen
67．Professor James will gave us a lecture on the Western culture, but when and where ________ yet.
A．hasn’t been decided B．haven’t been decided
C．isn’t being decided D．aren’t being decided
68．But this is the first time that I ______ an application and the personal resume, so I don’t know ______ there is something to pay attention to.
A．had written; whether B．wrote; what
C．have been written; why D．have written; if
69．Lately, a large number of relief supplies ________ sent to the disaster area and amounts of money ________ spent on post-reconstruction.
A．have been; have been B．have been; has been
C．were; was D．were; were
70．We ________ 1000 English words since we ________ to this school.
A．learn, come B．have learning, came
C．have been learning, come D．have learned, came

















参考答案：
1．A
【详解】考查时态。句意：——这里的空气比以前新鲜多了。——是的。过去几年我们种了很多树。由“in the last few years”可知，句子时态用现在完成时，故选A。
2．A
【详解】考查时态和主谓一致。句意：在过去的三个月里，我们高中的老师和学生都对我很友好。根据句中时间状语in the past three months可知，用现在完成时。as well as连接两个主语时，谓语与前面的主语保持一致。主语The teacher 为单数，所以谓语动词用has。故选A。
3．C
【详解】考查时态。句意：纪录片《塑料海洋》如此令人印象深刻，以至于到目前为止我已经看过它好几次了。分析句子结构，空处在that引导的结果状语从句中作谓语，根据时间状语so far可知，从句应用现在完成时，即have watched。故选C项。
4．A
【详解】考查时态。句意：在过去的二十年中，交通工具有了稳步的改善。根据句意和选项中的动词witness可知，该题中witness的意思是“是发生......的地点（或时间、组织等）；见证”，这时句子的主语多是表示时间或地点的名词，且用主动语态；由句子的主语是the last twenty years可知，句子表示从过去到现在见证了，句子应该用现在完成时。故选A项。
5．C
【详解】考查时态。句意：近年来，珠穆朗玛峰峰顶见证了许多登山者被困在8000米以上的死亡地带，无法自由行动，最终死于缺氧。根据时间状语In recent years，谓语动词应用现在完成时，主语为the Everest Summit，故助动词为has。设空处应用has witnessed，作谓语。故填has witnessed。故选C项。
6．A
【详解】考查时态和非谓语动词。句意：这本书自1973年出版以来已被翻译成30种语言，值得一读再读。根据时间状语since it came out in 1973可知，用现在完成时。be worth doing sth.值得做某事。故选A。
7．C
【详解】考查倒装句式。句意：鲍勃·迪伦(Bob Dylan)从来没有时间问自己，他的歌是不是文学作品。分析句式结构可知，否定副词not位于句首，句子要使用部分倒装，再根据句中once和ever可知，句子时态应该用现在完成时。故选C项。
8．D
【详解】考查时态。句意：他父亲入党已经50多年了。根据后文for more than 50 years可知用现在完成时，形式为have/has+动词的过去分词。join是一个瞬间动词，不能和完成时态用，所以我们应该用其相对应的一个持续性动词，即be in the party。故选D项。
9．D
【详解】考查时态。句意：——我们来这里已经十年了。——时间过得多快啊！我们在中国工作了这么久。根据后文for so long可知应用现在完成时，主语为we，助动词用have。故选D。
10．B
【详解】考查固定句型。句意：这是这个男孩第三次迟到了。It is the first/second…time that…是固定句型，意为“第一次或第二次做某事”，从句中应用现在完成时。故选B。
11．D
【详解】考查时态。句意：这是我们全家第一次在电影院看电影。This is the first time that...“这是某人第一次做某事”，that从句中要用现在完成时态。故选D。
12．B
【详解】考查时态。句意：我去过西湖四次，但是今年夏天我将再去那里。根据four times可知表示“去过”西湖四次了，have been to 表示去过某地（已经回来）。故选B。
13．B
【详解】考查动词和时态。句意：铜仁在过去时十年发生了很大的变化。根据时间状语in the last five years可知，此处时态用现在完成时，happen和 take place都属于不及物动词，没有被动结构，动词happen指“偶然发生”，短语take place指“有计划发生”，根据句意可知，地方变化是有计划发生。故选B。
14．C
【详解】考查时态。句意：自从你离开以后，这里发生了很大的变化。由since引导的时间状语从句应用一般过去时，主语通常用现在完成时。故选C。
15．B
【详解】考查时态。句意：自从埃文斯上个月接管该公司以来，他已经适应了繁忙的日程 。根据since引导的时间状语从句可知，主句表示从过去一直延续到现在的动作，用现在完成时，主语为he，助动词用has。故选B。
16．D
【详解】考查时态。句意：这是我们在一次测试中第二次遇到这个问题。此处为固定句型：it/this/that is+序数词+time (that) sb. have/has done，that引导的定语从句应使用现在完成时，主语we是复数，助动词用have。故选D。
17．C
【详解】考查动词时态和部分倒装。句意：我们分手还不到一个小时。根据空后关键词since可知时态应该用现在完成时。再分析句子，本句以scarcely开头，以否定副词开头并加状语放在句首的句子要求部分倒装，本句中 an hour是主语，has passed是谓语，部分倒装，将助动词has提前，所以空处应填has an hour passed。故选C。
18．D
【详解】考查主谓一致和时态。句意：最近，不止一个机器人在试验中进行了测试。“more than one +单数名词”用作主语时，其谓语通常用单数。根据句意“最近”可知，此题应用现在完成时。故选D项。
19．A
【详解】考查动词时态。句意：自从2022年2月4号北京冬奥会开幕以来，北京冬奥会吉祥物冰墩墩已经赢得了数百万世界人民的心。分析句子结构可知，since the Olympics kicked off on February 4, 2022为时间状语从句，所以空处需填主句谓语动词， since从句使用一般过去时，主句应使用现在完成时，表示过去发生的动作对现在的造成影响或结果，所以空处需用has won。故选A项。
20．C
【详解】考查现在完成时态和动词不定式。句意：在办公楼中采用的面部识别技术已经减少了保安人员进行日常安全检查的时间。根据句子结构和句意可知，第一空是谓语动词，表示“已经减少了”用现在完成时态，主语是不可数名词technology，所以谓语动词要用第三人称单数形式has reduced。第二空，固定句型It takeds sb. some time to do sh.(花费某人一段时间去做某事)，其中it是形式主语，用to perform routine safety check作真正的主语。故选C项。
21．A
【详解】考查时态。句意：我们自从上次见面就没见面了。 由时间状语从句“since we met last time”可知，用现在完成时。故选A。
22．A
【详解】考查时态。句意：自1988年以来，这个城镇发生了巨大的变化。根据时间状语“since 1988”可知，句子应用现在完成时，动词短语take place没有被动语态，故选A项。
23．C
【详解】考查动词时态。句意：我喜欢来到这里，看到我的家人和我多年来结交的所有朋友。根据句意和句中over the years可知，句中指多年来结交的所有朋友，指从过去到现在为止结交的所有朋友，应用现在完成时，谓语动词为has/have done，“I”和“have”连用，“make”的过去分词为“made”，故空格处应填“have made”。故选C项。
24．D
【详解】考查动词时态和主谓一致。句意：在现场摇滚音乐会听吵闹的音乐已经导致一些青少年听力丧失。此处表示过去发生的事情对现在产生影响，使用现在完成时，排除A项和B项，主语为动名词短语，助动词用has。故选D。
25．A
【详解】考查时态和主谓一致。句意：最近的一项研究发现，在过去的五年里，智能手机用户的数量急剧增加。根据时间状语“over the past five years”可知，空处谓语动词需用现在完成进行时态：have/has been doing，表示过去发生的动作一直持续到现在，将有可能继续下去， the number of +可数名词复数作主语，谓语动词需用单数，所以此处助动词需用has。故选A。
26．D
【详解】考查固定句型和时态。句意：——你去过上海吗？——没有。事实上，这是我第一次参观这么漂亮的城市。此处为固定句型：it is +the first/second...time (that) sb. have/has done“是某人第几次做某事”，that引导的定语从句用现在完成时，主语是I，助动词用have。故选D。
27．B
【详解】考查时态。句意：——这是我第一次自己拍照。——你该给我照张相了。短语：take a picture照相，根据句中“This is the first time+现在完成时…”这一句型，可知其所在句的从句要使用现在完成时；It is time that是……的时候了。该句型是常用语虚拟语气，从句中要用一般过去时，结合选项，故选B。
28．B
【详解】考查动词时态。句意：德国只是见证了新病例上升的许多欧盟国家之一。that引导定语从句，后面缺少谓语动词，可以排除C 、D。“见证”发生在is前，用现在完成时，that指代EU states，是复数，故选B。
29．D
【详解】考查倒装句和时态。句意：——你害怕吗，Tom？——是的，我一生中从来没有见过如此可怕的事情。否定副词never位于句首，句子应用部分倒装，排除A、C项；由“Never in all my life...(我一生中从未……)”可知，句子应用现在完成时I have seen，倒装将have提到I前。故选D项。
30．D
【详解】考查时态。句意：——你现在兴奋吗?——当然。这是我第一次在这样美丽的花园城市旅行。分析句子可知，This is the first time that后接的从句应用现在完成时，即have travelled。故选D项。
31．A
【详解】考查时态。句意：这条河已经遭受了如此严重的污染，所以现在清理它可能已经太晚了。结合语境和时间状语already判断此处应用现在完成时，主语the river是第三人称单数，助动词用has。故选A。
32．C
【详解】考查动词时态。句意：你好！这是李华。我打电话来是想把我和李医生的约会推迟到下周三。根据语境以及“until next Wednesday”可推断，此处表示过去发生的事情对现在产生影响，约会已经预订下来，现在要推迟，故使用现在完成时。故选C。
33．A
【详解】考查时态和短语。句意：这是他们第一次拥有如此多的观众 ，因为他们把角色交给年轻的女孩，而不是老演员。第一空，It is the first time that…句型中，that后面的从句用现在完成时，they后面搭配have done；第二空，rather than“而不是”，other than“除了”，根据语境可知，他们把角色交给年轻的女孩，而不是老演员，用rather than，符合语境。故选A项。
34．C
【详解】考查部分倒装和时态。句意：我一生中从没有听过或见过这样的事情。never位于句首，句子需用部分倒装，故排除A、B选项；且结合语境表示过去发生的动作对现在产生的影响，应用现在完成时。故选C。
35．A
【详解】考查时态和主谓一致。句意：从公元前650年到公元前323年，希腊文明在各个影响了世界的领域取得了进步，并将继续影响世界。由“ever since”可知，句子时态是现在完成时，主语that指代先行词advances in various fields，是复数，因此空格处是have influenced。故选A。
36．C
【详解】考查时态。句意：老年人的数量，以及一些其他统计数据，如加强针注射率和口罩穿戴率，对新冠奥密克戎自2021以来的传播有显著影响。 have a significant effect on“对……有显著影响”，是固定短语；结合语境和时间状语since 2021判断用现在完成时；当as well as连接两个部分作主语时，谓语动词的数和前面的主语保持一致，本句和The number of the elderly保持一致，助动词用has。故选C。
37．C
【详解】考查时态。句意：我姐姐2017年大学毕业后一直在一家银行工作。根据时间状语ever since可知，空处谓语动词需用现在完成时，主语是第三人称单数sister，所以此处助动词需用has。主语my sister和谓语动词work之间为主动关系。故选C项。
38．B
【详解】考查时态和主谓一致。句意：自从我开始住在这个城市，我就认识他了。由since从句用一般过去时可知，主句时态是现在完成时，主语I是第一人称，因此空格处是have known，故选B。
39．C
【详解】考查时态。句意：赵兰已经在这所学校学习2年了。根据句子结构和意思可知，句子有时间状语for two years和副词already，所以谓语要用现在完成时，主语是Zhao Lan，所以谓语要用第三人称单数形式。故选C。
40．B
【详解】考查时态和主谓一致。句意：汤姆来中国已经三年了。由“for 3 years”可知，句子时态用现在完成时，主语Tom是第三人称单数，“在中国”是in China，因此空格处是has been in，故选B。
41．D
【详解】考查时态。句意：-我能找一下Bob吗？-不好意思，他已经离开了一个月了。根据for a month可知，此处表示“已经离开一个月了”，强调过去发生的动作对现在造成的影响，故应用现在完成时，且leave为瞬间性动词，只强调动作；be away强调状态，故选D。
42．C
【详解】考查时态和主谓一致。句意：我很长时间没见到你了。你去哪儿了？由“for a long time”可知，句子时态用现在完成时，主语I是第一人称，因此第一空是“haven’t seen”；根据语境可知，问题是问“你在之前这段日子在哪里”，“一段日子内一直在做某事”应用现在完成时，主语you是第二人称，因此问句应为Where have you been？故选C。
43．D
【详解】考查动词时态及语态。句意：汤姆有一块手表。他已经戴两年了。那块表是他父亲买的。第一空，时间状语“for two years”表明用现在完成时，buy和get是瞬间动词，不能与完成时连用，需用延续性动词have，故第一空填has had；第二空，It 与buy之间是被动关系，且动作发生在过去，需用一般过去时的被动语态，故第二空填was bought。故选D。
44．D
【详解】考查动词和介词。句意：事实证明，加入当地的合唱团对许多人的生活产生了积极影响。prove作“证明”，可作为不及物动词，不用被动语态，has proved“已经证明”，符合语境。influence影响，后面接介词on，表达“对于……的影响”。故选D项。
45．C
【详解】考查时态和主谓一致。句意：——教室里有人吗？——没有，不仅学生而且老师都去操场观看艺术节的开幕式了。表示“已经去往”，是现在完成时，应用have/has gone to，且not only...but also...句型遵循就近原则，与teacher保持一致，应用has。故选C。
46．B
【详解】考查时态。句意：饮食在中国已经发生了变化，庄家作物也是如此。自从2011年以来，中国已经种植的玉米比水稻要多。根据Since 2011可知，主句要用现在完成时。故选B。
47．C
【详解】考查动词时态。句意：我喜欢来这里，看到我的家人和这些年来结交的朋友。根据时间状语“over the years”可知，此处使用现在完成时，其基本构成形式是：have/has done，主语为I，助动词用have。故选C。
48．D
【详解】考查动词的时态和语态。句意：该提案已于上月通过，因此将于下月实施。根据时间状语“over the last month”判断，此处要用现在完成时。“go off” 失去兴趣，爆炸；“go through”通过，不及物动词，无被动语态。故答案为 has gone through。
49．A
【详解】考查时态。句意：青蒿素已成为疟疾治疗的重要组成部分，仅在非洲一年就被认为可以挽救10万人的生命。现在完成时的结构为have/has+done；观察句子可知，has become是现在完成时。故选A。
50．D
【详解】考查时态。句意：——为什么我昨晚在Jim的生日聚会上没看到你？——我接到老板的电话，让我做了一些额外的文书工作。根据时间状语last night可知，此处应用一般过去时，谓语动词为过去式，描述过去（昨晚）发生的事情。故选D项。
51．D
【详解】考查时态和语态。句意：自从1949年新中国成立以来，发生了巨大的变化。根据“since new China________in 1949”可知主句用现在完成时，take place发生，该短语是固定短语，没有被动语态；根据时间状语从句的时间状语in 1949，可知描述发生在过去的事情，用一般过去时，“新中国”和“成立”之间是被动关系，用被动语态，故选D。
52．C
【详解】考查时态。句意：——我们很长一段时间没有听到John的消息了。——你认为他发生了什么事？四个选项均表示“发生”，A. was happening过去进行时；B. to happen不定式；C. has happened现在完成时；D. had happened过去完成时。根据问句的时态可知句子使用的是现在完成时，因此答句也应使用现在完成时，表示过去发生的动作对现在的影响。“do you suppose”是插入语，分析的时候可以忽略。故选C。
【点睛】
53．C
【详解】考查时态和主谓一致。句意：自从他离开学校以来，他一直为我们工作。分析句意可知，句中关键词 ever since表示“自从”，后接时间状语从句，从句用一般过去时，主句用现在完成时，主句的主语he是第三人称单数形式，谓语动词用单数；综上分析，空处应该用现在完成时单数形式has worked。故选C项。
54．B
【详解】考查动词时态。句意：全球光污染的加剧意味着，曾经激发梵高等艺术家灵感的繁星之夜，在过去的一个世纪里变得越来越难以观测。根据时间状语“over the past century”可知，此处应用现在完成时。其基本构成形式是：have/has done。故选B。
55．D
【详解】考查动词时态。句意：我的同桌聪明得出奇。自从他住院以来，他已经自学了所有他错过的课程，因此，尽管他请了病假，他仍然是最好的学生之一。根据时间状语“since he was in hospital”可知，主句使用现在完成时，其基本构成形式是：have/has done，强调过去的事情对现在的影响，主语He表明用单数。故选D。
56．B
【详解】考查时态。句意：在过去的10年里，拥有汽车的人数有所增加。根据后文in the past 10 years可知应用现在完成时，主语为The number of people ，助动词用has。故选B。
57．A
【详解】考查动词时态和主谓一致。句意：她是得到老教授帮助的学生之一。根据句意和下文的got可知，用现在完成时，who引导定语从句，指代先行词students，从句中作主语，故从句的谓语动词与students保持人称和数的一致，用复数，故选A。
【点睛】
58．B
【详解】考查动词时态。句意：这是他第一次同意参加我们的研究。It is the first time that+主语+现在完成时态+其它，意为“第一次做……”，固定句型；由此可知，空处谓语动词需用现在完成时态，主语是第三人称单数he，所以空处助动词需用has。故选B。
59．C
【详解】考查非谓语动词和动词时态。句意：去年建的健身房是我们城市最大的健身房，但自从我生病后我就没去过。分析句子结构可知，but前面的句子谓语动词为is，第一空需填非谓语动词作后置定语，修饰名词room，二者为逻辑动宾关系，需用过去分词形式，排除A项和B项；but后面的句子有连词since，主句使用现在完成时，从句使用一般过去时。故选C。
60．A
【详解】考查时态。句意：——爱丽丝，你要去博物馆吗？——不，我已经去过了。A.have been 已经去过了（现在完成时态）； B.have gone 已经去了还没回来（现在完成时态） ；C. had been 已经去过了（过去完成时态）；D. had gone已经去了还没回来（过去完成时态）。根据句中的already可知，句子用现在完成时态，而根据句意可知，我已经去过了博物馆，表示去了已经回来了。故选A。
61．C
【详解】考查时态。句意：到目前为止，我们已经完成了工作的一半。 希望今年年底能完工。根据上文so far可知应用现在完成时，故选C。
62．B
【详解】考查时态和主谓一致。句意：在过去的几年中，深圳发生了巨大的变化。由“in the past few years”可知，句子时态用现在完成时，take place意为“发生”，无被动语态，主语changes是复数。故选B。
63．D
【详解】考查时态。句意:这是我第一次参观西安，西安的古建筑给我留下了深刻的印象。根据句型分析可知，此句考查This is the first time that sb. has / have done sth.意思为“这是某人第一次做某事”，为固定句型，所以此空应用现在完成时。故选D项。
64．B
【详解】考查固定句型。句意：——你了解我们的小镇吗？——不，这是我第一次来这里。固定句型“this is the first time+从句”译为：这是第一次……。在这个固定句型中，从句中的谓语用现在完成时的结构即“have/has done”，因为从句的主语是I是第一人称，故用have done。故选B。
65．A
【详解】考查现在完成时。句意：我们是多么幸福啊!我们盼望已久的寒假终于来了。分析句子可知，“we have been looking forward to ”为省略引导词that的定语从句，来修饰先行词the winter vacation，定语从句中的谓语用了现在完成时，所以主句中的谓语也应该用现在完成时,表示过去对现在造成的影响。故选A
66．D
【详解】考查动词时态辨析。句意：在过去的二十年里，随着西式饮食模式的流行，亚洲国家的糖尿病和心脏病发病率在世界上的增幅最大。本题的关键词是over the past two decades在过去的二十年中，该短语与现在完成时连用。主语是countries，是可数名词的复数，结合主谓一致原则，故选D
67．A
【详解】考查时态和主谓一致。句意：詹姆斯·威尔教授给我们作了一次关于西方文化的讲座，但何时何地还没有决定。句子的主语是when and where指一件事情的两个方面，仍然使用单数形式；根据yet说明使用现在完成时，助动词用has。故选A项。
68．D
【详解】考查固定句型和宾语从句。句意：但是这是我第一次写申请信和个人简历，因此我不知道是否有要注意的东西。根据句子结构和意思可知，第一个空考查固定句型“this is the+序数词+ time that+主语+现在完成时”的结构，表示“这是某人第...次做某事”的意思，故填have written；第二个空考查宾语从句，从句“there is something to pay attention to”中句子基本成分完整，和主句间需要“是否”的意思，故填if或whether。故选D。
69．A
【详解】考查时态、语态和主谓一致。句意：最近，大量的救灾物资被送到灾区，并且大量的钱被花在灾后重建上。根据句子结构和意思可知，句子的时间状语是“Lately”，所以句子的谓语用现在完成时的被动结构。第一个空的主语是“relief supplies”，可数名词复数形式做主语，谓语用复数；第二个空的主语是“money”，但是前面有“amounts of”修饰，所以谓语和amounts的形式保持一致，用复数。故选A。
70．D
【详解】考查时态。句意：自从来到这所学校，我们已经学了1000个英语单词。since引导时间状语从句时，主句时态用现在完成时have done，从句时态用一般过去时did，故选D。