人教版八年级上册上英语unit7详细知识点

1、unit7 will people have robots?section a1.people won t use money. everything【解析 1】 everythingpron.每件事物【注】不定代 的用法：will be free.一切都将免 的。everythingispossible.一切皆有可能(1) 不定代 做主 ， 用 数() _ everything ok, lucy? a. is b. does c. are no, my english is not as good as chinese.d. do(2) 形容 修 不定代 ，放在不定代 之后there is

2、nothing serious没什么要 的。【解析 2】free adj. (1)免 的children under five are free on buses.(2) 自由的 be free = have time2. books will only be on computer , not onpaper. 将只会在 上出 ，而不是在 上。【解析】 paper n （不可数名 ）a piece of paper一 two pieces of paper两 “ 卷； 文；报纸 (newspaper) ，是可数名 a test paper一 卷a newspaper一 paper money

3、纸币paper tiger 老虎() he had something to write down and asked me for _.a. a paperb. some papersc. some pieces of papers3. there will belessfree time.将会有更少的 。【解析】 littleless leastadj.少的（修 不可数名 ）d. a piece of paperless than少于4. will there befewertrees? 木会更少 ？【解析】 fewfewer fewest【 辨析】：more， less和 fewer原

4、many/much比 more 多的，更多的用法修 可数和不可数名 例 more cars;adj . 少的（修 可数名 复数fewlittlefewerless 少的，更少的 少的，更少的 修 可数名 修 不可数名 fewermen;fewerless milk ;more waterbooksless money5.there will be more【解析】 polluteair pollutionwater pollutionpollution.将会有更多的 染。v pollutionn 染 （不可数名 ）空气 染noise pollution噪音 染水 染white pollutio

5、n白色 染look! the _(pollute) is becoming worseand worse in this city.6.willpeople use moneyin 100 years?【解析】“in+ “ in+一段 ”一段 ”“在以后”用于一般将来 提 ，用how soon (多久以后 )提 ( )my mother has gone to hong kong. she will be back _ a week.a. afterb. forc. ind. from( ) how soon will you come back? _ a week.a. afterb. in

6、c. befored. for7. i think there will be more tallbuildings.我 将会有更多的高楼大厦。【解析】buildbuiltbuiltvbuildingn建筑() we have been planning _ a bridge.a. buildb. to buildc. buildingd. to building8. there will be（more / less/ fewer）pollution.将会有更多/ 更少的 染【解析】 there be句型的将来 ：(1)there is going to be(2)there willbe9

7、. do you think there will be robotsin people s home.【解析】 inpeople s home 在家里10. there will be fewer trees and the environment will bein great danger.【解析】 dangern 危 dangerousadj.危 的in danger“ 于危 中”【反 】 out ofdanger“脱离危 ”though many of the young people has realized _, they dont want to give up smoking

8、. (的危害 )【拓展】in need急需；in trouble 于困境in fact事 上in fear害怕11. will wehave tomove to other planets?吸烟【解析 1】have to“必 ”，后接 原形， 被迫性，有人称和数的 化。否定形式：dont have to/didn t have to =neednt【解析 2】move to +地点搬到某地（如果接地点副 ，to要省略）he moved there last year.12.books will only beon computer. not on the paper. 籍将只（存 ）在 上，而

9、不是（印刷）【解析】 on computer用 算机，通 算机on 的用法：on + 器或媒介on tv通 on the phone在 中on the radio通 无 on the internet在网上【解析】live v居住，生存，活着(1) live to be +基数 + years old“ 活到 ”在 上。() he is sure to live _ ninety years old. a. tob. to be c. ind. a and b(2) live on sth.“靠 生”live on sb.靠某人生活(3) live by靠 ( 手段) 生() the old

10、man lives _ teach。 a. inb. onc. byd. with(4) live in +地点居住在某地(5) live on +具体某一 he lives on the eighteenth floor.() where do you live? i live _ the tenth floor _ the tall building.a. in; inb. in; onc. on; ind. in ;by14. but i want to liveon the earth.但是我想住在地球上。【解析】 on the earth在地球上【注】世界上独一无二的事物前必 加定冠

11、 theon earth究竟，到底() the teacher said _ earth moves around _ the sun.a. an; ab. an; thec. the; thed. a; a15. we can use less water andplant more trees.everyone shouldplay a part insaving the earth.【解析 1】plant trees植 【解析 2】play a part in sth / doing sth参与做某事16. i sometimes see blue skies in my city, b

12、utin the future.我有 在我 的城市看到我 的 天，但是在未来 .【解析】future n“将来，未来”。in the future在将来 ，用于将来 in future = from now on从今以后inthe在将来；在未来指距离 在 的某一 i think i will be afuture间lawyerinthefuture.in future今后；以后指距离 在 短的将来的i will work hard in某一 ，相当于 from now onfuture.【 】 （短（in the future）的 （距离 在 ）in future） 的短（距离 在 短）()

13、what do you want to be _ when you grow up ?an actor, i think.a. in futureb. in the futurec. at the futured. on the future17. families usually spend time together on weekends, but maybein 200 years家庭成 通常在周末共度 光，但或 在200 年后【解析】 in + 段“在之后”，常用于一般将来 “ in+ 段”提 用how soon,“多久以后”section b &self check1.on a s

14、pace station.在太空站(1) space不可数名 ， “空 ，太空” in space(2) room可数名 ，“房 ”不可数名 ，“空 ”在天空()there isnt enough _ for us in the lift.no hurry. lets wait for the next .a. groundb. floorc. placed. room(3) place可数名 ，指某一具体“地方，地点”()is there any _ for me? i want a good_.this way, pleasea. space; roomb. room; spacec. p

15、lace; room d. room ; place2. for example ,scientist james white thinks that robots will neverbe able towake up and know wherethey are.比如，科学家詹姆斯。 特 机器人不能 自己醒来并知道自己身在何 。【解析】 be able to/ can能(1) be able to能 ， 会 ，后接 原形有人称、 和数的 化were able _(have) our own robots.(2) can情 ，无人称和数的 化， 去式could3. however, they

16、agree it may takehundreds ofyears.然而，他 一致 可能要花 数百年的 。【解析 1】 agreev 同意 agreementn 同意(1) agree with sb.“同意某人”或“某人的意 看法”(2) agree to do sth .同意做某事i agree to meet him tomorrow.(3) agree on+ 划 “ 就取得一致意 ”【解析 2】 hundred百 thousand千 million百万 + n 复数hundreds of + n复数thousands of + n复数【 】： 具体不加s 也不加 oftwo hund

17、red students不具体的加s ，也加 ofhundreds of students4. theyhelp withthehouseworkand do jobs like working in dirty or dangerous places.它 帮着做家 ，以及做一些在 或是危 境中从事的工作。【解析】helpv帮助helpfuladj .有帮助的(1)help sb. do sth. =help sb. with sth.帮助某人做某事(2)with the help of sb.=withones help在某人的帮助之下(3)without the help of没有在的帮助

18、之下(4)can t help doing sth情不自禁的做某事(5) help oneself to 随便吃【解析 2】 do housework = do chores作家 mrs. white does a lot of _(housework) every day.5. scientists are nowtryingtomakerobots look like humans and do the same things as we do.【解析 1】 tryv ，努力，尽力做某事try on 穿try out 用have a try = want a go 一 (1) try to

19、 do sth尽力做某事(2) try doing sth 做某事(3) tryones best to do sth= doones best to do sth竭尽全力做某事【解析 2】 make sb. do sth使某人做某事6. this was not possible 20 years ago, but computers and rocketsseemed impossible100 years ago.【解析 1】 seem系 “似乎，好像”(1) seem +adj.he seems very angry.(2) seem +nhe seems a nice man.(3)

20、与 like 用seem like“好像”it seemed like a good idea.(4) seem to do sth he seems to be happy.(5) it seemsthat “看起来好像,似乎”【解析 2】possibleadj.“可能的” impossibleadj.“不可能的”as as possible =as as sb. can“尽可能”as soon as possible尽可能快（指 ）as fast as possible尽可能快（指速度）as quickly as possible尽可能快（指 作7.fewer people willdo

21、such jobsinthe futurebecause theyare boring, but robotswillnever get bored.将来，更少的【解析】boreboringadj.“令人 的， 倦的”，其主 多是物 bored adj.“ 的， 倦的” , 其主 多少人8. as a reporter, i think i will meet lots of interesting people. as 作 ，以身份as a teacher作 一个教 .meetmetmetv 相遇，遇 9. i ll probably justkeep a bird.我可能会养一只 。【解析】 keepk