人教版八年級上冊上英語unit7詳細(xì)知識點

1、Unit7 Will people have robotsSection A1. People won' t use money . Everything will be free. 一切都將免費的?！窘馕?1】everything pron. 每件事物 Everything is possible. 一切皆有可能【注】不定代詞的用法：(1)不定代詞做主語，謂語動詞用單數(shù)( )everything OK, Lucy No, my English is not as good as Chinese.A. Is B. Does C. Are D. Do(2) 形容詞修飾不定代詞時，放在不定

2、代詞之后There is nothing serious 沒什么要緊的。解析 2 free adj. (1) 免費的 Children under five are free on buses.(3) 自由的 be free = have time2. Books will only be on computer , not onpaper.書將只會在電腦上出現(xiàn)，而不是在紙上?！窘馕觥縫aper n紙張(不可數(shù)名詞)a piece of paper 張張 two pieces of paper 兩張紙 “試卷； 論文； 報紙(newspaper) 時，是可數(shù)名詞a test paper 張試卷

3、 a newspaper張報紙paper money 2氏幣 paper tiger2氏老虎( )He had something to write down and asked me for.A. a paper B. some papers C. some pieces of papers D. a piece of paper3. There will be less free time.將會有更少的時間?！窘馕觥縧i ttle fless f least adj. 少的(修飾不可數(shù)名詞)less than 少于4. Will there be fewer trees 樹木會更少嗎【解析

4、】fewf fewer f fewest adj .較少的(修飾可數(shù)名詞復(fù)數(shù)【 辨析】:more, less 和fewer原級many/muchfewlittle比較級morefewerless詞義較多的，更多的較少的，更少的較少的，更少的用法修飾可數(shù)和/、可數(shù)名詞僅修飾可數(shù)名詞僅修飾/、可數(shù)名詞例詞more cars;more waterfewer men; fewerbooksless milk ;less moneywill be more pollution .將會有更多的污染?！窘馕觥縫ollute v pollution n污染 （不可數(shù)名詞）air pollution空氣污染no

5、ise pollution噪音污染water pollution水污染white pollution白色污染Look! The(pollute) is becoming worse and worse in this. Will people use money in100 years【解析】“ in+ 一段時間”“在以后”用于一般將來時對 “in+ 一段時間” 提問，用 how soon ( 多久以后)提問() My mother has gone to Hong Kong. She will be back a week.A. after B. for C. in D. from() 一H

6、ow soon will you come backa week.A. After B. In C. Before D. For7. I think there will be more tallbuildings.我認(rèn)為將會有更多的高樓大廈。【解析】build builtbuiltv building n 建筑( )We have been planning a bridge.A. build B. to build C. building D. to building8. There will be ( more / less/ fewer ) pollution.將會有更多 /更少的污染

7、【解析】There be句型的將來時態(tài)：(1)There is going to be (2)There willbe9. Do you think there will be robotsin people ' s home.【解析】in people' s home 在家里10. There will be fewer trees and the environment will bein great danger.【解析】 danger n危險dangerous adj. 危險的in danger ” 處于危險中"【反義詞】 out of danger &quo

8、t;脫離危險"Though many of the young people has realized, they don ' t want to give up smoking.( 吸煙的危害)【拓展】 in need 急需； in trouble處于困境 in fact 事實上 in fear 害怕11. Will we have to move to other planets【解析1】have to“必須”，后接動詞原形，強(qiáng)調(diào)被迫性，有人稱和數(shù)的變化。否定形式:don' t have to /didn t have to =needn' t【解析2】m

9、ove to + 地點 搬到某地(如果接地點副詞，to要省略)He moved there last year.12.Books will only be on computer. not on the paper.書籍將只(存儲)在電腦上，而不是(印刷)在紙上。【解析】on computer用計算機(jī)，通過計算機(jī)on的用法：on +電器或媒介on TV 通過電視on the phone在電話中on the radio 通過無線電 on the Internet 在網(wǎng)上【解析】live v 居住，生存，活著(1) live to be + 基數(shù)詞 + years old "活到歲”(

10、)He is sure to live ninety years old. A. to B. to be C. in D. A and B(2) live on sth. "靠為生" live on sb.靠某人生活live by 靠(手段)謀生()The old man lives teach 。 A. in B. on C. by D. with(4) live in + 地點居住在某地(5) live on + 具體某一層 He lives on the eighteenth floor.()Where do you live I live _ the tenth f

11、loor the tall building.A. in; in B. in; on C. on; in D. in ;by14. But I want to live on the earth .但是我想住在地球上?！窘馕觥縪n the earth在地球上【注】世界上獨一無二的事物前必須加定冠詞theon earth 究竟，至U底()The teacher said earth moves around the sun.A. an; a B. an; the C. the; the D. a; a15. We can use less water and plant more trees.

12、Everyone should play a part in saving the earth.【解析1plant trees；值樹解析 2 play a part in sth / doing sth參與做某事16. I sometimes see blue skies in my city, butin the future.我有時在我們的城市看到我們的藍(lán)天，但是未來.【解析】future n"將來，未來”。n the future 在將來 ，用于將來時態(tài)in future = from now on從今以后inthefuture在將來；在未來指距離現(xiàn)在時間較長的某一時間I th

13、ink I will be a lawyerinthefuture.in future今后；以后指距離現(xiàn)在時間較短的將來的某一時間，相當(dāng)于 from now onI will work hard in future.【記】長(in the future )的長(距離現(xiàn)在時間長)短(in future ) 的短(距離現(xiàn)在時間短)()What do you want to be when you grow up An actor, I think.A. in future B. in the future C. at the future D. on the future17. Families

14、usually spend time together on weekends, but maybein 200 years 家庭成員通常在周末共度時光，但或許在200年后【解析】in + 時間段 "在之后”，常用于一般將來時 一對“in +時間段”提問用 how soon, “多久以后”Section B &Self Check1. on a space station.在太空站(1) space不可數(shù)名詞 ，“空間，太空" in space 在天空(2) room 可數(shù)名詞，“房間”不可數(shù)名詞，“空間”一()There isn ' t enough fo

15、r us in the lift. No hurry. Let ' s wait for the next .A. ground B. floor C. place D. room(3) place可數(shù)名詞，指某一具體“地方，地點”() Is there any for me I want a good. This way, pleaseA. space; room B. room; space C. place; room D. room ; place2. For example ,scientist James White thinks that robots will neve

16、rbe able to wake up and know wherethey are.比如，科學(xué)家詹姆斯。懷特認(rèn)為機(jī)器人不能夠自己醒來并知道自己身在何處?！窘馕觥縝e able to/ can 能(1) be able to 能夠, 會，后接動詞原形有人稱、時態(tài)和數(shù)的變化We re able (have) our own robots.(2) can 情態(tài)動詞，無人稱和數(shù)的變化，過去式 could3. However, they agree it may take hundreds of years. 然而，他們一致認(rèn)為這可能要花費數(shù)百年的時間。解析1 agree v 同意fagreement

17、 n同意agree with sb.“同意某人"或“某人的意見看法”(2) agree to do sth .同意做某事I agree to meet him tomorrow.(3) agree on+ 計劃 ”就取得一致意見”解析2 hundred 百thousand 千million 百萬+ n復(fù)數(shù)hundreds of + n 復(fù)數(shù)thousands of + n 復(fù)數(shù)【記】： 具體不加s也不加of two hundred students不具體的加 s ,也力口 of hundreds of students4. They help with the housework a

18、nd do jobs like working in dirty or dangerous places.它們幫著做家務(wù)，以及做一些在骯臟或是危險環(huán)境中從事的工作?！窘馕觥?help v 幫助 helpful adj. 有幫助的(l)help sb. do sth. =help sb. with sth.幫助某人做某事(2)with the help of sb.=withone' s help 在某人的幫助之T""(3)without the help of 沒有在的幫助之下(4)can ' t help doing sth 情不自禁的做某事(5) hel

19、p oneself to請隨便吃【解析 2】 do housework = do chores 作家務(wù)Mrs. White does a lot of(housework) every day.5. Scientists are now trying to makerobots look like humans and do the same things as we do.【解析1】try v試圖，努力，盡力做某事try on 試穿 try out 試用 have a try = want a go 試一試try to do sth盡力做某事(2) try doing sth試圖做某事(3)

20、 tryone' s best to do sth= do one' s best to do sth竭盡全力做某事【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 impossible 100 years ago.【解析1】seem系動詞“似乎，好像”(1) seem + adj. He seems very angry.(2) seem + n He seems a nice man.(3) 與 like 連用 seem lik

21、e"好像"It seemed like a good idea.(4) seem to do sth He seems to be happy.(5) It seems that"看起來好像，似乎”【解析2】Possible adj. "可能的"一 impossible adj."不可能的"as as possible = asas sb. can"盡可能”as soon as possible盡可能快 (指時間)as fast as possible盡可能快(指速度)as quickly as possible盡

22、可能快(指動作7 .Fewer people will do such jobs in the future because they are boring , but robots will never get bored.將來，更少的【解析】bore 一boring adj.“令人厭煩的，厭倦的“，其主語多是物fbored adj."厭煩的，厭倦的"，其主語多少人8 . As a reporter, I think I will meet lots of interesting people.as作為，以身份 as a teacher作為一個教師.meet - metf met v相遇，遇見 9. I ' ll probably just keep a bird.我可能會養(yǎng)一只鳥