新牛津八年級(jí)Unit4最全知識(shí)點(diǎn)(自己整理)

1、8B Unit4 Do it yourselfComic strip & Welcome to the unit 42431.1 nstruction ， n. 指示 carry out an instruction 執(zhí)行命令 give instructions 下達(dá)指令2. you d better （ not） do sth 你最好做/不做某事，用于表示對(duì)別人的勸告、建議或表示一種愿望You d better read English every morning.3. say 寫著（紙上，報(bào)紙上，電視，通告，海報(bào)）The TV says that there will be a h

2、eavy rain tonight.The weather report says that it s going to rain tomorrow.4. exactly ， adv. 確切地，精確地His answer is exatly right.exact， adj. 確切的，精確的It is difficult to tell her exact age.5. stand for,代表，象征 PRC stands for People's Republic of China.Roses stand for love. What does the word stand for?

3、6. repair， v. 修理 He is repairing desks and chairs in the classroom.7. instead of 代替，而不是（ sb/ sth/ doing sth）We will ask Lucy instead of Lily. Tonight I will stay at home instead of going to the cinema.* instead of 與 instead 的同義句轉(zhuǎn)換She went swimming instead of playing basketball. = She didn t play bas

4、ketball. She went swimming instead.8. pay 付錢 （ pays， paid ， paying ）sb pay money for sth 付錢買She paid much money for this dress.pay sb money to do sth 付錢給某人做某事Yesterday I paid him 20 to repair my bike. How much money will you pay him to repair your bike?9. What do you need for that? = What do you nee

5、d for making paper roses?Reading 44461. be crazy about （doing） sth 對(duì)著迷 Tom is crazy about music.2. terrible ， adj. I feel terrible that they didn t invite me to the party.What terrible weather it is!3. He once tried to put in a brighter light in his bedroom, but he made a mistake.* once ， adv. 曾經(jīng)，一度

6、， be 動(dòng)詞之后，行為動(dòng)詞之前；當(dāng)表示過去的經(jīng)驗(yàn)或經(jīng)歷時(shí)，也可放在句首Once he worked in the factory.This film was once very popular, but nobody sees it now.一次，一回，常用語句末We have been there once.* put in ，安裝 How much does it cost to put in new windows? make a mistake 犯錯(cuò)誤 He made many mistakes in spelling.4. have a power cut 停電5. Another

7、 time, he wanted to put up a picture on his bedroom wall, but he hit a pipe and filled the room with water.* another time 還有一次* put up 張貼 put up the map on the wall.* fillwith 用 充滿 He filled glasses with water.* be filled with = be full of 充滿 The schoolbag is filled with books. = The schoolbag is fu

8、ll of bags.6. paint sth + 顏色 把 涂成 .顏色 I want to paint the wall orange to make me feel excited.7. keep on doing sth. 繼續(xù)做某事Keep on trying, and you ll be success.keep sb. doing sth. 讓某人一直做某事The boss kept the workers working.8. not onlybut also 不僅 而且 * 連接兩個(gè)主語時(shí)，遵循就近原則，謂語動(dòng)詞同 but also 后的主語保持一致Not only Lucy

9、 but also her parents are crazy about football.* 常用來連接兩個(gè)對(duì)等的成分， also 可省略She is not only our teacher but also our friend. She not only sings well but also dances beautifully.9. advise， vt. 建議* advise sb. to do sth. 建議某人做某事He advised me to buy a new computer.* advise sb. not to do sth. 勸告某人不要做某事I advis

10、ed him not to eat too much.* advice ，不可數(shù) n. a piece of advice10. take a course in +課程11. already， adv. 已經(jīng)，一般用于肯定句中They continued working, though it was already midnight.12. attend ， vt. 經(jīng)常去，定期去（某處） ，出席，參加We attend the same school. Did you attend the meeting? attend the weddingGrammar 4748一、定義：用于表達(dá)命令

11、、請(qǐng)求、勸告、警告、禁止的句子。二、標(biāo)識(shí)： * 動(dòng)詞原形開頭 * 用于第二人稱（省略you） Go and wash your hands.三、句型：肯定句 * Do sth Please open the door. * Be+ 表語（ adj./n） Be careful. Be a good student.* Let sb do sth Let me help you.Let s go camping.否定句： * Don t do sthDon t open the door. * Don t be +表語Don t be late again.* Don t let sb do s

12、th/ Let sb not do sthDon t let him go. = Let him not go.* No doing sth No smoking./ No parking.四、祈使句的回答（將來時(shí)）Don t shout here.OK, I won t.五、祈使句反意疑問句 * 一般情況下， will you/ won t you?* Let s do sth, shall we? Let us do sth, will you?1. cut out 剪出2. one.the other （兩者）There's a shop on one side of the r

13、oad and there's a bookshop on the other sideanother （三者及以上） from one to another3. give up sth/ doing sthgive up hope give it up He gave up smoking.4. 祈使句 +and/or+ 句子 （將來時(shí)） Study hard, and you will pass the exam./ Study hard, or you won t pass the exam. Hurry up, or you will be late.5. start sth

14、with sthLet s start our today s lesson with a song.1、 should * 應(yīng)該（情態(tài)動(dòng)詞） * should do sth / shouldn t do sth * 無人稱變化* 表示勸告、建議、義務(wù)* 比 must 語氣委婉All of us should join in the activity. He shouldn t be late for school again. Should we put the books on the shelf? Yes, you should./ No, you shouldn t.2、 had be

15、tter * 最好 * had better do sth/ had better not do sth * 無人稱變化* 表提出建議* 比比 should 語氣更強(qiáng)烈，表命令語氣You d better water the flowers as soon as possible.We d better listen to the teacher carefully in class.We d better not talk in class.三、相似句型Would you please do sth/ not do sth?Would you please come earlier? Wou

16、ld you please not make so much noise.Why not do sth = Why don t you do sthWhy not go there by bus? = Why don t you go there by bus?1. mix ， v. 混合 The two colours don t mix well.mix A with B 把 A 和 B 混合在一起Mix the eggs with the flour.mixed adj. a mixed school2. add， vt. 增加，補(bǔ)充Please add some salt to the

17、 soup. He added, “Be careful. ”3. cut .into.He cut the cake into small pieces. He cut the apple into two halves.4. tip ， n. 提示 He always gives me some useful tips.5. fruit in season 當(dāng)季水果6. such as + n. 短/doingI have some hobbies such as, swimming, running and climbing.for example, + 句子 People have d

18、ifferent hobbies. For example, I like swimming best.7. make sure,確保，查明，弄清楚，其后可接of, about,動(dòng)詞不定式或that從句Make sure of it before you start out.* make sure to do sth Please make sure to finish the work on time.* make sure + (that) 句子 Make sure that you turn off all the lights before you leave.8. prepare，

19、vt. 準(zhǔn)備* prepare sth for sb* prepare to do sth* prepare for sthShe prepared a nice breakfast for us.I prepare to make a big dinner.He is busy preparing for the dinner.9. Some of the fruit will quickly turn brown when you leave it in the air for some time.* turn + 顏色 變得* leave * 離開 leave Beijing for S

20、hanghai* 留下，落下leave him at home leave my umbrella in the library* 使.處于某種狀態(tài)leave sb/ sth + adj. / 介詞短語 / v-ingleave the door closed leave the light onDon t leave the water running leave them in the dark10. some time 一段時(shí)間 some times 幾次sometime 某個(gè)時(shí)候 sometimes 有時(shí)11. stop doing sth 停止做某事Stop talking. The

21、 teacher is coming.stop to do sth 停下來去做某事You look tired. Why not stop to have a rest.12. correct incorrect correctly incorrectlyanswer all the questions correctly1. certain 確定的 uncertain certainly （sure）* be certain that .I am certain that our team will win the match.* be certain to doOur team is certain to win the match.2. active adj. 活躍的，積極的 inactive activity She is an active girl.be active in sth 在 .積極 She is active in sports.He takes an active part in school activities.3. possible ， adj. 可能的 It is possible to pass the e