Unit 7【知识梳理】——2022-2023学年人教版英语八年级下册单元综合复习课件PPT

这是一份Unit 7【知识梳理】——2022-2023学年人教版英语八年级下册单元综合复习课件PPT，共60页。PPT课件主要包含了过词汇，单词过过过，过短语，短语过过过，过句型，句型过过过，过语法，语法过过过，过难点，难点过过过等内容，欢迎下载使用。

Review the wrds
根据汉语提示，写出相应的单词1．平方；正方形 ________2．深的；纵深的 ________3．人口；人口数量___________4．亚洲________5．旅行；旅游________6．旅行者；观光者________7．古代的；古老的________
8．保护；防护(v.)__________9．宽的；宽阔的________10．成就；成绩____________11．厚的；浓的________12．包括；包含__________13．条件；状况____________14．实现目标；成功(v.)________15．达到；完成；成功__________16．自然界；大自然________17．重量是……________
achievement
18．出生；诞生________19．调查；研究___________20．醒着________21．激动；兴奋______________22．疾病；病________23．野生的________24．政府；内阁______________25．保护；保卫(n.)___________26．巨大的；极多的________27．成人；成年动物________28．饲养员；保管人________
根据句意及汉语提示写出所缺的单词
1．Few plants can grw in the ________(沙漠)．2．China is an imprtant cuntry in ________(亚洲)．3．They are interested in the ________ (古代的) buildings.4．Animals are humans' friends. We shuld ________(保护) them.5．What's the________ (人口) f yur hmetwn?
6．It's cld utside. Yu'd better put n a ________ (厚的) cat. 7．I think yu are sure t ________(成功) if yu wrk hard.8. Cnfidence(自信) is an imprtant ________(条件) if yu want t achieve success.9．We shuldn't give up ________(达到) ur dream alng the way.10．Wild animals shuld live in ________(自然界)．
根据句意及首字母提示补全单词
1．There were a lt mre b________ frests many years ag.2．His father wrks in a z. He is a z k________．3．There are sme w________ animals living in the frest. Peple dn't see them ften. 4．My mther pured sme ________ int the pt. She was ging t ck a meal. 5．There are sme baby pandas at the Chengdu R________ Base.
1．That's ________(amaze)! Hw did they build the Great Wall?2．China has much ________(big) ppulatin than Japan.3．This bag is very ________ but that ne is even ________.(heavy)4．Titanic was ne f ____________(ppular) mvies at that time.5．There are lts f ________(tur) visiting the Great Wall every year.
用所给单词的适当形式填空
the mst ppular
6．They were prud f their children's ____________ (achieve). 7．N cean in the wrld is as ________ as the Pacific Ocean. That means the Pacific Ocean is ________ than any ther cean.(big)8．Many ________ (nature) materials are becming fewer and fewer.9．The by said they'd like t challenge ___________(they)．
用所给单词的适当形式填空
achievements
10. He ________ (weigh) the stne in his hand just nw.11．His wife gave________(birthday) t a baby by yesterday.12．Many ________(adult) als like playing cmputer games.13．The elephant weighs many times________(much) than the kala.14．Twn Cinema is ________ (cheap) than Screen City.
15．After wrking all night, Kate culdn't stay ________(wake) the next mrning.16．T ur __________ (excite), the teacher agreed t take us t the museum. 17．The by didn't g t schl because f his ________ (ill). 18．Mre and mre animals are ____________(danger), s we shuld d smething t help them.
19．He spent all his free time n the ______________(prtect) f the rare animals.
Review the phrases
1. 与……一样大2. 最古老的国家之一3. 随意地做某事4. 据我所知5. 人造物体6. 的组成部分7. 最高的山脉8. 在世界上9. 其他任何一座山10. 在所有的咸水湖中11. 跨越… …
1. as big as2. ne f the ldest cuntries 3. feel free t d sth. 4. as far as I knw5. man-made bjects6. part f... 7. the highest muntain8. in the wrld9. any ther muntain10. f all the salt lakes11. run alng
12. 冰冻的天气13. 呼吸空气14. 第一个做某事的人15. 面临危险16. 放弃做某事17. 实现某人的梦想18. 自然界力量19. 到达顶峰20. 虽然;尽管21. 在出生的时候22. 醒着
12. freezing weather13. take in air14. the first peple t d sth. 15. in the face f difficulties16. give up ding sth. 17. achieve ne’ s dream18. the frces f nature19. reach the tp 20. even thugh21. at birth22. be awake
23. 兴奋地跑过去24. 撞到某人25. 摔倒26. 照顾;照料27. 每两年28. 砍伐林木29. 濒危动物30. 大熊猫越来越少31. 处于危险之中32. 拯救这些动物的重要性
23. run ver with excitement24. walk int sb. 25. fall ver26. take care f27. every tw years28. cut dwn the frests29. endangered animals30. fewer and fewer pandas 31. be in danger32. the imprtance f saving these animals
1．那个年轻人冒着生命危险去救落水儿童。 The yung man ________ ________ ________ t save the kid falling int the river.2．当你面对困难的时候，你应该勇敢。 Yu shuld be brave when yu are ____ ____ _____ ____ difficulties.
risked his life
in the face f
3．他坚持工作，尽管他有点儿累。 He kept wrking _____ __________ he was a little tired. 4．我相信你能实现你的梦想。 I believe that yu can ______________ ________ ________．5．它是世界上最危险的运动之一。 It is ne f ________ ________ ___________ sprts in the wrld.
even thugh/if
achieve/realize yur dream
the mst dangerus
6．我比我的大部分同学都安静。 I'm ________ than ________ ________ my classmates.7．他的包比我的包重。 His bag ________ heavier than ________．8．出生时，熊猫宝宝比狗宝宝小。 Baby pandas are ________ than baby dgs ________ ________．
mst f
at birth
9．一条狗能活10到15年。 A dg can ________ ________ ________ 10 t 15 years.10．这些熊猫宝宝对我来说(很)特别。 These baby pandas are ________ t me.
live up t
11．在旧社会，许多人死于疾病。 In the ld sciety, a lt f peple ________ ________ ________. 12．他绊倒了，伤到了胳膊。 He ________ ________ and hurt his arms.
根据汉语意思完成句子
died frm/f illnesses
fell ver
13．我认为将来会有更多的超市。 I think________ ________ ________ mre supermarkets in the future. 14．他们修建这座桥花了整整一年。 They ________ a whle year ____________ this bridge.15．飞机晚点了，机场里有很多人在候机。 The plane is late. ________ ________ many peple ________ fr the plane at the airprt.
there will be
There are
Review the Sentances
长、宽、高、深、面积的表达方法
从我家到剧场大约100米。
It is abut _______________ frm my huse t the theater.
The well is abut _____________.
这把尺子有20厘米长。
This ruler is _________________.
This ruler is ____________________.
100 meters lng
5 meters deep
20 centimeter lng
20 centimeter in length
Ask: Hw lng/wide/high/ big / deep +be+主语?
Answer: 主语+be+
基数词+单位词+形容词(lng,wide, high, deep等)
基数词+单位词+ in +名词(length,width, height, size, depth等)
Qmlangma is higher than any ther muntain in the wrld. (教材 P49 1b)
“any ther +_______________”，意为____________，指在同一范围内除了某人或某物以外的其他任何人或物；通常用于比较级，多用于____________相比较。
上海比中国的其他城市都大。
Shanghai is bigger than ______________ in China.
汤姆跑得比班上任何一个学生都快。
Tm runs faster than _________________ in his class.
“any ther +_____________” 可与 “the ther +____________”互换，也可用最高级形式表达。
露西比班上的其他学生更细心。
Lucy is mre careful than _________________ in her class.
Lucy is mre careful than _________________ in her class.
any ther city
any ther student
any ther student
the ther students
China has the biggest ppulatin in the wrld. (教材 P50 2a)
ppulatin是一个集合名词，意为__________________。其常见用法如下：
❶ ppulatin常与定冠词_______，作主语时，谓语动词常用________________。
世界人口增长得越来越快。
______________________ increasing faster and faster.
中国是世界上人口最多的国家。
China has ___________________ in the wrld.
❷ 当分数或百分数修饰ppulatin作主语时，谓语动词用__________。
这个国家大约百分之七十的人口是农民。
Abut seventy percent f the ppulatin in this cuntry ______ farmers.
The wrld's ppulatin is
the biggest ppulatin
❸ 有时ppulatin可用作可数名词，其前可用__________。
它是一个有一千多万人口的大城市。
It is a big city ________________________________.
❹ 表示人口的多少，不用much或little，而要用______________。
中国人口多，新加坡人口少。
China has _______________ and Singapre has ______________.
❺ 询问某国、某地有多少人口时，不用“Hw much……”；而用______________________________。
1411780000人。
What’s the ppulatin f China？
large ppulatin
small ppulatin
with a ppulatin f ver 10 millin
large或small
“What’s the ppulatin f……?”
2,506,981,065.34
Step2：从右到左，小数点读“pint”，第一个“,”读thusand(千), 第二个“,”读millin( 百万),第三个“,”读billin(十亿)。
Step1：从小数点开始从右到左，每3个数加一个“,”。
Step3：每隔三位分段以后就都成了101—999。读的时候按百位数读。从左到右读数，百位和十位之间加and，若十位为0, and不省略，若百位为0，thusand和十 位加and,小数点后面的数只读数字，不读数位。
tw billin five hundred and six millin nine hundred and eighty-ne thusand and sixty-five pint three fur
32, 304, 410
3, 121, 078, 506
401, 450, 048
_________ millin _____________________ thusand _______________________.
three hundred and fur
fur hundred and ten
_______ billin ________________________ millin _________________ thusand __________________.
ne hundred and twenty-ne
and seventy-eight
five hundred and six
___________________ millin ___________________ thusand ______________.
fur hundred and ne
fur hundred and fifty
and frty-eight
____________________ pint __________.
three hundred and tw
_____thusand _______________ pint _____________.
three zer six
_____ thusand and ______.
China cvers an area f abut 9,600,000 square kilmeters in size.
◆ square作不可数名词，意为__________。
这个古老城市的面积大约是326平方千米。
The ld city cvers an area f abut 326 ________________.
◆ square作可数名词，意为__________。
The ckies were in the frm f __________.
◆ square作可数名词，意为______________。
The next stp is _________________.
square kilmeters
Tian'anmen Square
Even mre serius difficulties include freezing weather cnditins and heavy strms. (教材P51 3a)
include及物动词，意为____________，指包含其中的一部分。include作动词，还可意为_____________________。
Des the price _________ pstage?
你应该在文章里举一些例子。
Yu shuld _________ sme examples in yur essay.
“使成为……的一部分”
【拓展】including介词，意为______________，和其后的名词、代词等一起形成介宾短语。
包括元旦在内，我有三天假期。
I get three days’ hliday _______________________.
including New Year's Day
while the first wman t succeed was Junk Tabei frm Japan in 1975. (教材P51 3a)
succeed动词，意为________________，是不及物动词，因此不能用于被动语态。succeed in ding sth. 意为________________”，succeed with sth.意为__________________；其形容词为_____________，意为“成功的”。名词为____________意为“成功”。
“successful”
His plan __________.
他很确定做试验一定会成功。
He is certain t _______________ his experiment.
如果你不专心做这项工作，你就不会成功。
Yu wn't ____________ the wrk if yu dn't put yur mind t it.
succeed in ding
succeed with
【拓展延伸】 成功相关的词 反义词succeed v. 成功fail v. 失败success n. 成功failure / unsuccess n. 失败successful adj. 成功的unsuccessful adj. 不成功的successfully adv. 成功地unsuccessfully adv. 不成功地
The spirit f these climbers shws us that we shuld never give up trying t achieve ur dreams. (教材P51 3a)
achieve及物动词，意为___________________。其宾语可以是“实现”的__________等，也可以是“取得”的______________________等。achieve ne’s dream=_________________=__________________________ cme true, 意为_________________。
胜利、成功、名誉、地位
realize ne’s dream
make ne’s dream cme true
每个人都应该被给予实现自己目标的机会。
Everybdy shuld be given the chance t ________ his aim.
He __________ n success.
【拓展】achieve + 后缀 -ment → achievement ______________
It als shws that humans can smetimes be strnger than the frces f nature. (教材P51 3a)
frce既可指实际意义上的力，如自然力，又可指抽象意义的力，如影响力。the frce f_________________。
他用自己的思想改变了世界。
He changed the wrld thrugh __________________.
【拓展】frce还可作动词，意为_____________，frce sb. t d sth. 表示__________________。
战争迫使他们离开家园。
Wars ___________________their hmes.
the frce f his ideas
frced them t leave
One f the main reasns is that peple want t challenge themselves in the face f difficulties. (教材P51 3a)
in the face f为固定短语，意为_______________________。
“面对（问题、困难等）”
他在困难面前保持幽默感。
He keeps sense f humr __________________________.
面对危险他表现得非常勇敢。
He shwed great bravery __________________.
in the face f great difficulties
in the face f danger
This elephant weighs many times mre than this panda. (教材P53 1a)
❶ weigh动词，意为________________________。 表示_____________时，是___________。
❷ 表示_______________时，是及物动词。
Hw much des it weigh?
It weighs 5,000 kils.
He weighed the elephant.
❸ weight不可数名词，意为_______________。
这头大象的重量是多少？
What's _______________________?
“重量是…；称…的重量”
the weight f the elephant
❶ “A+谓语动词+倍数+形容词/副词的比较级+ than + B”，表示_________________。
这辆小汽车的速度比那辆卡车快一倍。
The car runs _______________ that truck.
❷ “A+谓语动词+倍数+ as +形容词或副词的原级+ as+ B”，表示___________________。
这块大石头的重量是那块的三倍。
This big stne is ____________________ that ne.
我哥哥的身高是我的两倍。
My brther’s height is _____________ me.
❸ “A+谓语动词+times+ mre +名词（可数或不可数）+than+ B”,表示 ________________。
我们图书馆里的书比你们图书馆的书多四倍。
There are ___________________ in ur library _____ in yurs.
twice faster than
three times as heavy as
twice as tall as
five times mre bks
At birth, a baby panda is abut ___ t ___ kils.(教材P53 1c)
birth作名词，意为_______________________________；at birth意为__________。常用短语为：give birth (t sb./sth.) ______________。
“出生；诞生；分娩；出身；门第”
出生时，一只大熊猫幼崽大约到生2千克重。
_________, a baby panda is abut 0. 1 t 0. 2 kils.
那个婴儿出生时体重为3千克。
The baby weighed three kils _________.
玛丽生了个健康的女婴。
Mary ____________ a healthy girl.
gave birth t
A panda can live up t ______ t ______ years.(教材P53 1c)
up t此处意为_________________________________________。
一只熊猫能活20到30岁。
A panda can _________ 20 t 30 years.
我的汽车最多能带四个人。
I can take ______ fur peple in my car.
up t还可意为___________________________；_________.
到目前为止，他一直很安静。
__________ he has been very quiet.
She’s nt _______ the jb.
“直到；不多于；不迟于”
“到达（某数量、程度等）；至多有，不多于”
At 9: 00 a. m., they find that mst f the babies are already awake and hungry. (教材P54 2b)
❶ awake为形容词，意为_________，在句中只能作______，不能做______，也不能用____修饰，awake的反义词为______，意为_________。
夜里十一点了，他还没有睡。
It's eleven at night, and he is still _______.
She was _______ all night.
❷ wake为动词，意为______________，常与副词up连用。wake up 意为____________。wake sb. up意为____________。wake up是“动词+副词”型短语，后接名词作宾语时，名词可放在wake与up之间或up的后面；后接__________作宾语时，应将人称代词__________________。
露西每天早上6点钟醒来。
Lucy ________ at six ’clck every mrning.
他妈妈经常早上5点钟把他叫醒。
His mther ften _____________ at 5:00 in the mrning.
放在wake与up之间
wakes him up
The babies ften die frm illnesses and d nt live very lng. (教材P54 2b)
那些野生动物死于食物缺乏。
Thse wild animals ___________ lack f fd.
那位老人五年前就离世了，死于癌症。
That ld man died years ag and he ___________ cancer.
每年都有许多村民死于蛇咬伤。
Many villagers ___________ snake bites every year.
It is 8:30 a.m. at the Chengdu Research Base. (教材P54 2b)
research 作名词，意为____________。d/make research n/int sth. ___________________________
这本书是25年研究的成果。
This bk is _____________________________.
research作动词，意为______________。
她在纽约为她的新书搜集材料。
She _________________________ in New Yrk.
the result f 25 years f research
关于……做或进行研究工作
is researching her new bk
Review the Grammar
形容词和副词通常有三种级别
形容词和副词通常有三种级别：原级（Psitive frm）：没有比较含义，________；比较级（Cmparative frm）：两者间比较，____________；最高级（Superlative frm）：三者及三者以上比较，___________。
注意：某些形容词和副词只用原级，如：perfect，excellent，dead等。
形容词和副词的比较级和最高级
形容词和副词的比较级用于两者之间的比较, 表示_________________________；形容词和副词的最高级用于三者或三者以上的人或物之间的比较，表示___________。形容词最高级前一般要加__________，副词最高级前的____________。
“较…...”或“更……一些”
farther/further
farthest/furthest
“比较级+than any ther+可数名词单数”=“比较级+than the ther+可数名词复数”表示_______________________, 比较级表示最高级含义， 可与表示最高级的句子进行转换。
“比其他任何……都……”
My father is ____________ in my family.
My father is __________________________ in my family.
可用于修饰形容词和副词比较级程度的副词（短语）有：much, a little, even, a lt, a bit, far等修饰。
the tallest ne
taller than any ther member
taller than the ther members
1.（the + ）最高级 + in/f 短语该结构意为____________________。我认为春天是一年中最好的时候。I think spring is _____________________.汤姆在三班学习最努力。Tm wrks (the) hardest ____________.2. ne f the + ________ + _______________ + in/f 短语该结构意为_________________________。杭州是世界上最美丽的城市之一。Hangzhu is __________________________ in the wrld.
the best time f a year
“……中最……的……之一”
ne f the mst beautiful cities
f与in都有“在当中”的意思。但它们有严格的区别。用f的时候,主语同f后面的词是指同一类的人或物。而用in的时候,主语同in后面的词是指不同类的人或物。
3. the + _________ + _________ + ______________ + in/f 短语该结构意为___________________________________（从第二开始）。eg：China is ________________________ in the wrld. 中国是世界第三大国。4. Which/Wh … + 最高级, A, B r C?该结构意为________________________________。北京、上海和广州哪个最大？Which is ___________, Beijing, Shanghai r Guangzhu?【特别提醒】(1)最高级前有__________、_____________等修饰时，其前_________。eg：The Yangtze River is ___________ lngest river. 长江是中国最长的河流。(2)当mst表示“非常”时，其前___________。这是一本非常有用的书。It is a ___________________.
“……在……中是第几……的……”
the third largest cuntry
“A，B，C中，哪个/谁最……？”
the biggest
mst useful bk
用括号内所给单词的适当形式填空。
1.This questin is quite __________. That ne is ____________ than this ne. (difficult)2.I think table tennis is as _______ (excite) as f these bks wuld yu like _____(much)? 4.Take exercise ne hur a day, and yu will becme ________ (strng) than Wang desn’t drive as _________ as Uncle Liu. I think Uncle Liu drives _____________. (carefully)
mre difficult
mre carefully
1.China has a ______ ppulatin than America.A. mre B. much mreC. much largeD. much larger2.Xi’an is ne f _____ in China.A. mre famus city B. mst famus cities C. the mst famus cities D. much mre famus city3.China is the third _____ cuntry in the wrld.A. large B. largest C. larger D. as large as
4.Staying with families and friends in ur free time is ne f _____ things.A. the happiest B. happier C. the happy D. happiest5.Qmlangma is higher than _____ in the wrld.A. the ther muntain B. anther muntain C. any ther muntain D. any muntains6.—I think histry is mre useful than physics.—In my pinin, histry is______ physics. They are bth imprtant.A. as useful as B. nt s useful asC. less useful than D. the mst useful f
Review the Difficulty
(　　)1.—D yu knw Shanghai is ne f ________ in the wrld? —Yes, it's ________ than any ther city in China. A．the biggest city; big B．the biggest cities; bigger C．the biggest cities; biggest D．the biggest city; bigger
【解析】第一空考查“ne f the＋形容词最高级＋可数名词复数”的用法；第二空由关键词than可知是两者相比，用比较级。故选B。
(　　)2.—________ is the lngest river in the wrld? —The Nile. A．What B．Where C．Wh D．Hw lng(　　)3.Ma Yun, head f Alibaba, is ne f __ persns in the wrld. A．rich B．richer C．richest D．the richest
【解析】考查特殊疑问词的用法。对地名、人名等提问时，疑问词用what，故选A。
(　　)4.—________ the ppulatin f China? —________ ver 1，300，000，000. A．Hw many are; They are B．Hw's; It's C．What's; It's D．Hw much is; It's(　　)5.This lake is abut 4，000 square kilmeters ________． A．in height B．in weight C．in size D．in length
(　　)6.I believe yu will succeed ________ getting int a gd university if yu keep studying hard. A．n B．f C．fr D．in(　　)7.Our plan includes ________ in the sea near the city. A．t swim B．swim C．swims D．swimming
(　　)8.When the turists g t Tibet fr the first time, they might find it hard t ________ air. A．take ut B．take in C．take away D．take ff(　　)9.Mst f the kids in ur schl enjy pp sngs, ________ sme hit sngs n the Internet. A．beside B．including C．except D．withut
(　　)10. The wrld's ppulatin is grwing ________ and there is ________ land and water fr grwing rice. A．mre; less B．larger; fewer C．larger; less D．mre; fewer
(　　)11.—I think this T­shirt is cl enugh. —Yes. But I want ________ ne. A．cl B．a cler C．a clest D．clest
【解析】句意：“我认为这件T恤衫足够酷。”“是的，但我想要一件更酷的。”故选B。
(　　)12.Amng the fur girls, Cindy is ________． A．mst ppular B．ppularest C．the mst ppular D．the ppularest(　　)3.The dctr said t me, “______ yu eat, ______ yu'll be.” A．The mre; the heavier B．The less; the heavier C．The less; the mre heavy D．The mre; the mre heavy
【解析】三者或三者以上相比，用最高级；多音节形容词的最高级，在前面加mst，且与the连用，故选C。
(　　)41.—Bb is a smart bss! —S he is. He always des the wrk with ________ mney and ________ peple. A．less; less B．fewer; less C．less; fewer D．fewer; fewer
【解析】句意：“鲍勃是一位聪明的老板！”“他确实是。他总是用较少的钱和较少的人做事。”mney是不可数名词，应用little的比较级less修饰；peple是可数名词复数，应用few的比较级fewer修饰。故选C。
(　　)15.—Hw________ is the tiger? —It's abut 200 kils. A．weigh B．heavy C．high D．wide
【解析】考查词义辨析。由答语可知问句问的是“老虎多重”，weigh是动词，不能和hw连用，high和wide不符合题意，故选B。
(　　)16.—Here is an ld pht f my best friend Rse and me. I was in red. —S ________ girl must be Rse. A．anther B．ther C．thers D．the ther
【解析】表示“两者中的另一个”用the ther，故选D。
(　　)17.We must realize it's imprtant ___ the endangered animals. A．saving B．t save C．save D．saved(　　)18.I think yu shuld d _____ talking but much mre wrk. A．a little mre B．a little less C．much mre D．a lt mre
【解析】考查句式“It's＋adj.＋t d sth.”的用法。
【解析】由句意可知是“应该少说多做”，故选B。
(　　)19.In rder t prtect the envirnment, we shuld stp them frm ________ s many trees. A．picking up B．cutting dwn C．thrwing away D．putting ut (　　)20.President Xi Jinping calls n Chinese peple t ________ all the fd fr each meal. A．eat up B．use up C．pick up D．cut up