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    最新人教新目标版九年级全册英语unit6 sectionA 知识点精讲精练【含答案】

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    初中英语人教版(2024)九年级全册Section A同步练习题

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    这是一份初中英语人教版(2024)九年级全册Section A同步练习题,共12页。试卷主要包含了直到……才……等内容,欢迎下载使用。
    1、 invent 发明;创造
    指创造出以前不存在的东西,尤指科技上的发明创造。
    例句:—D yu knw wh invented the electric light bulb? 你知道是谁发明了电灯泡吗?
    —Edisn. 爱迪生。
    +r
    inventr (n. 发明家)
    【助记】invent
    +in
    (v. 发明;创造) inventin(n. 发明;发明物)
    2. with 有;带有;具有
    表示某物带有或具有某种特征。
    【拓展】with作介词,常见的用法还有:
    意为"和……一起",表示伴随。
    例句:I like t talk with my friends. 我喜欢和朋友们一起交谈。
    (2)意为"用……",表示使用某种工具、手段等。
    例句:Cut the watermeln with a knife. 用刀把这个西瓜切开。
    (3)意为"关于;对于;对……来说",表示关系等。
    例句:Are yu pleased with the result? 你对这个结果满意吗?
    3、It is said that...据说……;有人说……
    其中it是形式主语, that引导的从句作真正的主语。
    例句:It is said that wisdm is brn with a man. 有人说智慧是与生俱来的。
    【拓展】类似的句型还有:
    It is believed that..."人们认为……"; It is reprted that... "据报道……";
    It is knwn that... "总所周知……"; It is suppsed that..."据猜测……"。
    4、直到……才……
    主句/句子的动词一般是非延续性动词,它所表示的动作直到until所表示的时间才发生。 until可用作介词,其后接表示时间的名词;也可用作连词,引导时间状语从句。
    例句:She can’t leave until Friday. 直到星期五她才能离开。
    5、mentin /’menʃn/ v. 提到;说到
    mentin的主要用法:
    (1)mentin+ that宾语从句
    例句:He mentined that the fd was invented by a Chinese.
    他提到这种食物是由一个中国人发明的。
    (2)mentin sb./sth.(t sb.) (向某人)提起某人或某事
    例句:Dn’ mentin it befre the children. 别在孩子们面前提及此事。
    (3)mentin ding sth.提到做某事
    例句:Whenever I mentined having dinner tgether, he said he was t busy.
    无论何时我一提起一块儿吃顿饭,他就说太忙。
    6、remain 保持不变;剩余
    remain作不及物动词,还可意为"留下,剩下"。
    例句:She remained at hme. 她留在家里。
    【拓展】remain还可作系动词,后可接形容词作表语。
    例句:This place remains very cl all summer. 这个地方整个夏天都很凉爽。
    7、take place 发生,出现
    例句:When did tea trade take place? 茶贸易出现在什么时候?
    【辨析】take place与happen
    8、withut dubt 毫无疑问;的确
    (1)dubt作名词,意为"疑惑;疑问"。
    例句:If there is any dubt, yu had better make certain. 如果有什么疑问,你最好弄清楚。
    (2)dubt作动词,意为"怀疑;不相信",其后可直接跟名词或代词作宾语。
    例句:I have n reasn t dubt him. 我没有理由怀疑他。
    【注意】无论dubt用作名词还是动词,在肯定句中其后常接whether从句,在否定句和疑问句中常接that从句。
    例句:We dubt whether he will cme. 我们怀疑他是否会来。
    例句:There is n dubt that ur experiment will succeed. 毫无疑问我们的实验会成功。
    同步练习。
    (一)完形填空
    A wind pwer generatr (发电机) is a great way t prduce electricity and t save mney. If it is ____1____ by cmbining slar and gas pwer, it can be a very gd way t save much mney and make ur much ____2____.
    A wind generatr can be a great way t supply yur hme with natural, renewable (可再生的) energy. Nt nly it ____3____ less, it is als a clean surce f energy that can be stred as lng as there is ____4____. Wind generatrs can be easily made at hme ____5____ the right guidelines (指导原则) fr yu t fllw. But the prblem is that we dn’t have enugh windy days t prduce ____6____ f the energy fr a whle day. This is ____7____ the wind pwer generatr used fr camping is fine, but nt nearly enugh fr the average husehld.
    There are many ____8____ in the United States which use wind pwer generatrs. The farmers set machines like prpellers (螺旋桨) n ples and build them in faraway areas because they can be t ____9____. There are a lt f ther things yu shuld cnsider befre buying a wind pwer generatr. Many lcal energy cmpanies have limited using wind pwer generatrs fr extra ____10____. And the technlgy behind wind pwer generatrs is nt prefect yet. Hwever, if yu are able t supplement the energy yu need, yu can use a wind pwer generatr. This way yu will save mney and prtect the envirnment as well.
    1.A.takenB.usedC.madeD.cut
    2.A.richerB.dirtierC.cleanerD.bigger
    3.A.cstsB.paysC.spendsD.takes
    4.A.cludB.snwC.rainD.wind
    5.A.abutB.fC.withD.n
    6.A.anyB.allC.nneD.few
    7.A.hwB.whenC.whereD.why
    8.A.farmsB.schlsC.factriesD.families
    9.A.expensiveB.largeC.nisyD.terrible
    10.A.usageB.electricityC.mneyD.fd
    (二)阅读单选
    Inventins make the wrld better, smarter and a little mre fun.
    The flding bike helmet is _________.
    A.thick and heavyB.made frm metal
    C.nt as strng as a traditinal neD.flexible enugh t fld almst flat
    12.Nw, the dream f shes can tie themselves cmes true in _________.
    A.ChinaB.JapanC.AmericaD.France
    13.The smart alarm clck can NOT _________.
    A.imprve ur sleepB.cntrl ur weight
    C.recrd ur sleep cyclesD.cntrl the temperature in the bedrm
    14.If a child has a pr eyesight, he may be in the lack f _________.
    A.vitamin AB.vitamin BC.vitamin CD.vitamin D
    15.Yu can find the passage in a _________.
    A.newspaperB.stry bkC.guide bkD.ckery bk
    High­speed trains,Alipay(支付宝),shared bikes and nline payment are seen as the new Fur Great Achievements f China by yung freigners,accrding t a vide survey by the Silk Rad Research Institute f Beijing Freign Studies University.In the vide,yung peple frm 20 cuntries alng the Belt and Rad rutes were asked t name great inventins that had influenced their lives in China.The fllwing is what they said frm 4 yung peple f them.
    What des Justin think f the high­speed railways in China accrding t his wrds?
    A.Fast and tidy.
    B.Cnvenient and wnderful.
    C.Cheap and amazing.
    D.Cheap and tidy.
    17.What d “A” and “B” refer t in Yala's wrds?
    A.Tw bikes.B.Tw riders.
    C.Tw places.D.Tw ways f life.
    18.What des the underlined phrase “be in a tugh spt” mean?
    A.Get int truble.B.Lse yur way.
    C.Stay in silence.D.Be very pr.
    19.Which f the fllwing is TRUE accrding t the abve infrmatin?
    A.Bicycle­sharing system prvides bikes fr free.
    B.There are n high­speed railways in Rmania nw.
    C.Alipay is the nly way f paying fr things.
    D.Peple in Thailand can use nline payment apps cnveniently.
    ◆Green tea is the best chice fr ffice wrkers.
    Peple wh always wrk in places with air cnditining may face skin prblems such as easily dry skin. Amng all the drinks, green tea is the best chice. Because there are imprtant things in green tea. Mrever, drinking mre green tea can prevent cmputer radiatin(辐射).
    ◆Winter is the seasn t drink black tea.
    Chinese medicine believes that different peple shuld drink different tea based n the different characteristics and tastes f each kind f tea. Black tea can warm the stmach and quicken digestin (消化). Therefre, drinking warm black tea in the cld winter is a mst suitable chice.
    ◆D nt drink strng tea.
    Strng tea may make the bdy far t excited and can badly affect the cardivascular (心血管的) system (神经系统) as well as the nervus system. Fr a persn wh has prblem with these parts, t drink verly (过度地) strng tea may cause heart and bld pressure illness, r even make the ld illnesses much wrse.
    ◆D nt drink t much tea when yu are eating.
    Drinking t much tea r strng thick tea may nt be gd fr taking in many cnstant elements and trace elements (常量元素和微量元素). Als, peple shuld nt drink tea with milk r ther milky fd.
    20.If yu always wrk with the cmputer, what kind f tea shuld yu drink?
    A.Black tea.B.Green tea.
    C.Strng tea.D.Ht tea.
    21.Drinking t much strng tea may cause ________.
    A.headachesB.heart disease
    C.skin prblemsD.stmach ache
    22.Which f the fllwing is NOT true?
    A.If yu have stmach ache, yu shuld drink black tea.
    B.When we chse tea, we shuld knw the characteristics and tastes f each kind f tea.
    C.Strng tea may take the bdy far t excited.
    D.At table, we shuld drink tea as much as pssible because it’s gd fr ur health.
    23.Which is the best title fr the article?
    A.Green Tea
    B.All Kinds f Tea
    C.Tea and Seasns
    D.Hw t Drink Tea Crrectly
    (三)语法填空
    阅读下面短文,在空白处填入一个适当的词,或填入括号中所给单词的正确形式。
    Using a tea bag is mst westerners' favrite way f drinking tea.D yu knw hw it came abut?
    The tea bag was invented in 1908 by Thmas Sullivan,an American tea ___24___(sell).He was sending ut free tea in silk bags ___25___ peple t try.Peple put the bags tgether with the tea ___26___(leaf) int the cup and added ht water.The tea tasted gd,and peple thught it was easy ___27___(clean) the cup.They were nt happy when Sullivan started sending them the lse tea(散装茶) again.
    Sullivan ___28___(realize) that he had a ht new thing in his hands,and he built ___29___ machine t pack the bags.___30___ tea bags became ppular,they were changed frm silk t gauze(薄纱) and later paper.In 1952,Liptn Tea made the tea bag even mre ppular with its inventin f the fur­sided tea bag.Tea bags were sn a hit in the UK,and tday abut 85% f the tea in the UK is ___31___(pack) in paper bags.
    Hwever,many peple still prefer lse­leaf tea.This is because sme tea cmpanies put pr quality tea in ___32___(them) tea bags.But fr mst ___33___(drink),tea bags are still an easy and tasty way t g.
    (四)多句选词填空
    用方框中所给词的适当形式填空。
    34.There was sme ________ whether Ya Ming culd becme a great basketball player r nt.
    35.Dctrs believe that lung (肺) cancer is ________ with smking.
    36.Can yu tell me why the new year party was ________?
    37.The purpse f prfessr Read’s research is t cmpare cmputer functins with ________ wrking.
    38.He was wild with jy when he pened the envelpe and read the letter ________.
    答案
    1.B 2.C 3.A 4.D 5.C 6.B 7.D 8.A 9.C 10.B
    【解析】本文是一篇说明文,向我们介绍风能发电的相关内容。
    1.句意:如果把太阳能和天然气结合起来使用,这将是一个很好的方法,可以节省很多钱,也更清洁。
    taken拿;used使用;made制作;cut切。根据“If it cmbining slar and gas pwer”可知,把太阳能和天然气结合起来使用,故选B。
    2.句意:如果把太阳能和天然气结合起来使用,这将是一个很好的方法,可以节省很多钱,也更清洁。
    richer更富有的;dirtier更脏的;cleaner更干净的;bigger更大的。根据常识可知,风能、太阳能和天然气都是清洁能源,所以如果将它们结合起来使用将会使我们的生存环境更加干净。故选C。
    3.句意:它不仅成本低,而且是一种清洁的能源,只要有风就可以储存。
    csts花费钱,主语是物;pays付款,主语是人;spends花费,主语是人;takes花费,主语是物。it在句中指代a wind generatr,当物作主语时,表示“花费钱”要用cst。故选A。
    4.句意:它不仅成本低,而且是一种清洁的能源,只要有风就可以储存。
    clud云;snw雪;rain雨;wind风。根据常识可知,风力发电的前提是有风。故选D。
    5.句意:根据正确的指导方针,你可以很容易地在家里制作风力发电机。
    abut关于;f……的;with和;n在……上。根据“Wind generatrs can be easily made at right guidelines”可知,在家使用风力发电需要有正确指导,介词with表示“带有”符合语境。故选C。
    6.句意:但问题是我们没有足够多的有风的日子来生产一整天的所有能源。
    any任何;all所有的;nne没有;few几乎没有。根据“But the prblem is that we dn’t have enugh windy days t the energy fr a whle day.”可知,不够一整天的所有能源,故选B。
    7.句意:这就是为什么用于野营的风力发电机很好,但对普通家庭来说远远不够的原因。
    hw如何;when何时;where哪里;why为什么。根据“This wind pwer generatr used fr camping is fine, but nt nearly enugh fr the average husehld.”可知,风力发电产生的能源有限是它适用于野营但不适用于家用的原因,故选D。
    8.句意:美国有许多农场使用风力发电机。
    farms农场;schls学校;factries工厂;families家庭。根据“The farmers...”可知,是农场,故选A。
    9.句意:农民们把像螺旋桨一样的机器安装在杆子上,然后在很远的地方建造,因为它们可能太吵了。
    expensive昂贵的;large大的;nisy吵闹的;terrible糟糕的。根据常识可知,人们将它们建在很远的地方是因为风力发电会产生很大的噪声。故选C。
    10.句意:许多当地能源公司已经限制使用风力发电机来提供额外电力。
    usage使用;electricity电;mney钱;fd食物。风力发电是发电方式的补充,故此处表示额外的电能。故选B。
    11.D 12.C 13.B 14.A 15.A
    【解析】本文介绍了四种发明,详细地介绍了它们的特点。
    11.细节理解题。根据“It is just as strng as the traditinal nes, but flexible (灵活的) enugh t fld almst ttally flat.”它和传统的一样坚固,但又足够灵活,可以几乎完全扁平折叠。可知,这种可折叠的自行车头盔足够灵活,几乎可以折叠成平面。 故选D。
    12.细节理解题。根据“Nw, the she dream cmes true in America.”可知,这种新型的能够自己系鞋带的鞋子在美国已经被成功研发出来了。故选C。
    13.推理判断题。根据“An alarm clck, called Hell Sense, can imprve yur sleep. It can cntrl the temperature, light and even air quality in yur bedrm t help yu have a perfect sleep envirnment. And it can recrd yur sleep cycles.”可知,这种新型的智能闹钟可以改善你的睡眠;可以控制卧室的温度、光线甚至空气质量,帮助你拥有一个完美的睡眠环境;还可以记录你的睡眠周期。而B选项“控制我们的体重”文中并未提及。故选B。
    14.细节理解题。根据“The lack (缺乏) f vitamin A can cause blindness and many ther illnesses.”可知,缺乏维生素A会导致失明和许多其他的疾病。因此,如果一个孩子视力差,他可能缺乏维生素A。故选A。
    15.推理判断题。根据“Inventins make the wrld better, smarter and a little mre fun.”结合文章内容,可知本文主要介绍了四种不同的发明创造,因此最可能出现在报纸上。故选A。
    16.A 17.C 18.A 19.B
    【解析】文章大意:短文讲了高速列车、支付宝,共享自行车和在线支付被视为中国新的四大成就,一些外国的年轻人对这些新事物提出了自己的看法。
    16.细节理解题。根据Justin所说的话the high-speed railways are very fast,Cnvenient and tidy.高铁快速、方便和整洁.可知他认为中国的高铁快速和整洁;故答案选A。
    17.细节理解题。根据Yala所说的话I always g ut by bike.Bicycle-sharing system allws peple brrw a bike frm pint A and return it at pint B.我总是骑自行车出去,共享单车允许人们从A处借,然后把它归还在B处。可知这里"A"和"B"指的是两个地方;故答案选C。
    18.词义猜测题.根据上文说I can pay fr almst everything Zhi Fu Ba.我几乎可以用支付宝支付每件东西,和下文hwever但是,表示转折,可知应是说,但是,在印度,如果你没带钱包,你会陷入困境;结合选项,可知A选项“Get int truble.”意为陷入困境,故答案选A。
    19.细节判断题。根据Justin所说的话I am frm Rmania.I wish we wuld have high-speed railways in ur cuntry smeday.我是罗马尼亚人,我希望有一天我们的国家能有高速铁路。可知现在在罗马尼亚没有高铁,故答案选B。
    20.B 21.B 22.D 23.D
    【解析】短文大意:饮茶对人是有好处的,但是方法要正确,本文从四个方面介绍了人们如何正确饮茶。
    20.根据◆Green tea is the best chice fr ffice wrkers.中最后一句Mrever, drinking mre green tea can prevent cmputer radiatin(辐射)可知,多喝绿茶可以防止电脑辐射。故选B。
    21.根据◆D nt drink strng tea中最后一句.Fr a persn wh has prblem with these parts, t drink verly (过度地) strng tea may cause heart and bld pressure illness, r even make the ld illnesses much wrse.可知,喝过量的浓茶会导致心脏和血压疾病。故选B。
    22.根据◆D nt drink t much tea when yu are eating.中第一句Drinking t much tea r strng thick tea may nt be gd fr taking in many cnstant elements and trace elements (常量元素和微量元素).可知,喝太多茶或浓茶可能不利于摄入许多常量元素和微量元素。所以我们吃饭时不应该多喝茶。故选D。
    23.根据短文大意可知,本文主要介绍了人们如何正确饮茶的方式方法,所以Hw t Drink Tea Crrectly符合文意。故选D。
    24.seller 25.fr 26.leaves 27.t clean 28.realized 29.a 30.As/While 31.packed 32.their 33.drinkers
    【解析】短文大意:短文介绍的是西方流行的饮茶方式袋装茶,讲述了它的起源、发展和现状,说明了袋装茶是一种简单而美味的饮茶方式。
    24.句意:茶包是由美国茶叶销售商Thmas Sullivan于1908年发明的。tea seller茶叶销售商,tea名词用作形容词,做名词的定语。根据句意结构和英文提示,可知填seller。
    25.句意:他用丝绸袋送来免费茶叶供人们试用。send ut发送;fr表目的,根据句意语境和上下文提示,可知填fr。
    26.句意:人们将袋子和茶叶放在杯子里,加入热水。tea leaves茶叶;根据句意语境和英文提示,可知需用leaf的复数形式,故填leaves。
    27.句意:茶味道很好,人们认为这杯茶很容易学。it is/was +形容词+ t d,固定句型,不定式是真正主语;根据句意语境和英文提示,可知填t learn。
    28.句意:沙利文意识到他手里拿着一个热门新东西。本句是宾语从句,主句缺谓语动词,根据句意语境和英文提示,结合短文的时态,可知填realized。
    29.句意:他造了一台机器来包装这些袋子。machine机器,单数名词前面需加不定冠词a。根据句意语境和上下文提示,可知填a。
    30.句意:随着茶袋的流行,它们从丝绸变成纱布和后来的纸张。根据句意语境可知,主句和从句表示两个正在发展变化的情况,相当于汉语的“随着”,需用as引导,故填As/While。
    31.句意:如今英国大约有85%的茶叶是用纸袋包装的。85% f the tea是动词pack的受动者,需用被动语态,即be+过去分词结构;根据句意结构和英文提示,可知填packed。
    32.句意:这是因为一些茶叶公司把劣质茶叶放进茶叶袋里。句尾的tea bags其实是sme tea cmpanies一些茶叶公司的,sme tea cmpanies是复数第三人称,其相应的物主代词需用their,结合英文提示,可知填their。
    33.句意:但对于大多数饮茶者来说,袋泡茶仍然是一种简单而美味的方法。mst大多数的,形容词修饰复数名词;根据句意语境和英文提示,可知填drinkers。
    【点睛】短文填空题,要求根据句意语境和英文或上下文提示用单词的正确形式填空,主要考查单词形式,包括名词的单复数和所有格、动词的三单形式、非谓语动词、基数词或序数词,主格代词/宾格代词和物主代词(形容词性物主代词/名词性物主代词)等。这类题目难度不大,重点是掌握句意,在理解的基础上把握句子时态,从而判断所给单词的正确形式。
    34.dubt 35.cnnected 36.canceled 37.brain 38.inside
    【解析】34.句意:有人怀疑姚明能否成为一名伟大的篮球运动员。根据“whether Ya Ming culd becme a great basketball player r nt.”及选词可知,此处指的是“有一些怀疑”,dubt“怀疑”,不可数名词。故填dubt。
    35.句意:医生认为肺癌与吸烟有关。根据“lung (肺) cancer smking.”及选词可知,此处是be cnnected with“与……有关”,故填cnnected。
    36.句意:你能告诉我为什么新年晚会取消了吗?根据“why the new year party was”及选词可知,晚会被取消了,cancel“取消”,动词,空前有was,此处用过去分词构成被动语态,故填canceled。
    37.句意:里德教授研究的目的是比较计算机功能和大脑工作。根据“cmpare cmputer functins ”及选词可知,是把计算机功能和大脑工作进行比较,brain“大脑”。故填brain。
    38.句意:当他打开信封读里面的信时,他欣喜若狂。根据“he pened the envelpe and read the letter”及选词可知,是打开信封读里面的信,inside“里面”。故填inside。take place
    不能用于被动语态;常指事先安排或事发有因的事情。
    happen
    不及物动词,不能用于被动语态,常指偶然发生的事情。
    The flding bike helmet (头盗)Peple hate t wear a helmet because it’s thick and heavy. Mrpher is a bike helmet made frm plastics. It is just as strng as the traditinal nes, but flexible (灵活的) enugh t fld almst ttally flat. Als it is much easier t carry.
    Shes that tie themselvesAfter we see the mvie Back t the Future, almst everyne wants a pair f self-tying shes. Nw, the she dream cmes true in America. When yu press a buttn, the shes can tie themselves.
    The smart alarm clck — Hell SenseAn alarm clck, called Hell Sense, can imprve yur sleep. It can cntrl the temperature, light and even air quality in yur bedrm t help yu have a perfect sleep envirnment. And it can recrd yur sleep cycles.
    Sweet ptates that culd save livesThe lack (缺乏) f vitamin A can cause blindness and many ther illnesses. In sub-Saharan Africa, plant experts are helping them grw a kind f new sweet ptates. These ptates can help them fight against sme illnesses.
    Bnd,Bangkk,Thailand
    Yu can find many wnderful things that we dn't have in Thailand.We dn't have Alipay r ther nline payment apps with which I can g shpping withut stepping ut f the drs.If nly I culd bring them back t my cuntry!
    Yala,Kathmandu,Nepal
    I'm frm Nepal.I always g ut by bike.Bicycle­sharing system allws peple t brrw a bike frm pint “A” and return it at pint “B”.It's nt nly cheap but als a lw­carbn(低碳的) and healthy way f life.I like it very much.
    Arehana,New Delhi,
    India
    My life in Beijing is quite different frm that in India.Here in China,I seldm take mney with me when I g ut.I can pay fr almst everything by Alipay.Oh,it's amazing!Hwever,in India,if yu dn't take wallet with yu,yu'll be__in__a__tugh__spt.
    Justin,Bucharest,Rmania
    I'm frm Rmania.China is really a great cuntry and its high­speed railways are very fast,cnvenient and tidy.It takes me nly 6 hurs frm Beijing t Shanghai by train.It saves a lt f time and it's cheaper than airplane.I wish we wuld have high­speed railways in ur cuntry smeday.
    inside, cancel, cnnect, dubt, brain

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