九年級(jí)第四課重點(diǎn)(上)

1、Unit4重點(diǎn)知識(shí)梳理重點(diǎn)知識(shí)梳理1. if 引導(dǎo)的非真實(shí)性條件狀語從句引導(dǎo)的非真實(shí)性條件狀語從句 即即 虛擬語氣虛擬語氣虛擬語氣表示說話人所說的話不是事實(shí)，而是一種祝愿，虛擬語氣表示說話人所說的話不是事實(shí)，而是一種祝愿，建議或是與事實(shí)相反的假設(shè)等。建議或是與事實(shí)相反的假設(shè)等。 If 引導(dǎo)的條件狀語從句分為真實(shí)和非真實(shí)條件句，引導(dǎo)的條件狀語從句分為真實(shí)和非真實(shí)條件句，非真實(shí)條件句應(yīng)用虛擬語氣。非真實(shí)條件句應(yīng)用虛擬語氣。如果要表示與現(xiàn)在或?qū)硎聦?shí)相反時(shí)，其虛擬語氣結(jié)構(gòu)為如果要表示與現(xiàn)在或?qū)硎聦?shí)相反時(shí)，其虛擬語氣結(jié)構(gòu)為：(如如If I had time, I would go for a wal

2、k.If I were you, I would take an umbrella. I would say no if someone asked me to be in a movie. 句句 型型條件從句條件從句主主 句句謂語動(dòng)詞形謂語動(dòng)詞形式式動(dòng)詞過去式動(dòng)詞過去式(be動(dòng)動(dòng)詞一律用詞一律用were)would+動(dòng)詞原動(dòng)詞原形形Unit4重點(diǎn)知識(shí)梳理重點(diǎn)知識(shí)梳理2. pretend to do sth. 假裝做某事假裝做某事 I pretended to sleep just now. pretend to be doing sth. 假裝正在干某事假裝正在干某事 The student

3、s pretended to be writing when the teacher came in. pretend +從句從句 假裝假裝 I pretended that I fell asleep. 3. be late for 遲到遲到 如：如： I am late for work/ school/ class/ party.Unit4重點(diǎn)知識(shí)梳理重點(diǎn)知識(shí)梳理4. a few 與與 a little ，few 與與 little 的區(qū)別的區(qū)別 a few 一些一些+可數(shù)名詞可數(shù)名詞 a little 一些一些+不可數(shù)名詞不可數(shù)名詞 兩者表兩者表肯定意義肯定意義如：He has a f

4、ew friends. 他有一些朋友。 There is a little sugar in the bottle. 在瓶子里有一些糖。 few 少數(shù)的少數(shù)的 +可數(shù)名詞可數(shù)名詞 little 少數(shù)的少數(shù)的+不可數(shù)名詞不可數(shù)名詞 兩者表兩者表否定意義否定意義 如：He has few friends. 他沒有幾個(gè)朋友。 There is little sugar in the bottle.在瓶子里沒有多少糖。Unit4重點(diǎn)知識(shí)梳理重點(diǎn)知識(shí)梳理5. hundred, thousand , million, billion (十億十億)詞詞前面有數(shù)詞或前面有數(shù)詞或several 一詞時(shí)要不能加一

5、詞時(shí)要不能加s ，反之，則要加反之，則要加s 并與并與of 連用，連用， 表示數(shù)量很多表示數(shù)量很多 如： several hundred/ thousand/ million/ billion people 幾百/千/百萬/十億人 hundreds of trees 上百棵樹6. what if + 從句從句 如果如果怎么辦怎么辦 ,要是要是 又怎么樣又怎么樣 如：如： What if she doesnt come? What if LiLei knows? Unit4重點(diǎn)知識(shí)梳理重點(diǎn)知識(shí)梳理7. add sth. to sth. 添加添加到到 如如I added some sugar to

6、 water. 8. 系動(dòng)詞與形容詞連用系動(dòng)詞與形容詞連用 get nervous 變得緊張變得緊張 feel shy 覺得害羞覺得害羞 look friendly 看起來友好看起來友好9. too +形形/副副+to do sth. 太太而不能而不能 如：如： Im too tired to stand. 我太累了而不能站。我太累了而不能站。10. in public 在公共場(chǎng)所在公共場(chǎng)所 如如: Dont smoke in public. 請(qǐng)不要在公共場(chǎng)所吸煙。請(qǐng)不要在公共場(chǎng)所吸煙。Unit4重點(diǎn)知識(shí)梳理重點(diǎn)知識(shí)梳理14. energetic adj. 活力的活力的 如：如：She is

7、a energetic girl. 她是一個(gè)活力的女孩。 energy n. 活力活力 如：如：She has lots of energies. 她有活力。15. ask sb. to do 叫叫做某事做某事 ask sb. not to do sth.叫叫不要做某事不要做某事 tell sb. to do 告訴告訴做某事做某事 tell sb. not to do sth. 告訴告訴不要做某事不要做某事如如:Teacher asked me to clean the classroom. Teacher asked me not to clean the classroom.Unit4重點(diǎn)

8、知識(shí)梳理重點(diǎn)知識(shí)梳理16. start doing = start to do. 開始做某事開始做某事 如：如： He started speaking/ to speak. 他開始說話。他開始說話。17. borrow sth. from sb. 從某人那里借來某物從某人那里借來某物 I borrowed a book from Lily. 18.wait for sb.等某人等某人 I am waiting for him. 我正在等他。我正在等他。19. introduce sb. to sb. 把某人介紹給某人把某人介紹給某人 如：如： I introduced Lily to Ann

9、a. 20. invite sb. to do 邀請(qǐng)某人做某事邀請(qǐng)某人做某事 如：如： Lily invited me to go to her home for supper. Unit4重點(diǎn)知識(shí)梳理重點(diǎn)知識(shí)梳理22. plenty of +不可數(shù)名詞不可數(shù)名詞/可數(shù)名詞可數(shù)名詞 許多許多 They have plenty of food/ apples. 23. 給某人某物給某人某物 give sth. to sb.= give sb. sth. 24. get along (with)=get on (with) 進(jìn)行，進(jìn)展進(jìn)行，進(jìn)展The business is getting alo

10、ng very well. How are you getting along with your English study? 相處相處 Do you get along well with your boss?= Do you and your boss get along well? Im getting along very well with my classmates. Unit4重點(diǎn)知識(shí)梳理重點(diǎn)知識(shí)梳理25. would rather than （= would rather than）寧愿，而不愿。前后連接兩個(gè)動(dòng)詞原形，否定形式為：would rather not do sth

11、would rather than = prefer to 但prefer to 若連接兩個(gè)動(dòng)詞，動(dòng)詞應(yīng)為v-ing 形式。He would rather jog than play football.=He prefers jogging to playing football. would rather 常單獨(dú)使用，表示“寧愿做”He would rather watch TV at home.rather than = instead of 而不是（連接兩個(gè)并列成分，前后對(duì)稱）。Id prefer to go to in summer rather than in winter.I de

12、cided to write rather than telephone.I like going out with you rather than with him.She enjoys listening rather than speaking.Unit4重點(diǎn)知識(shí)梳理重點(diǎn)知識(shí)梳理25. in fact 事實(shí)上事實(shí)上26. let sb. down 讓某人失望讓某人失望 如：如：27. come up with sth. 提出提出 想出想出 如：如：He came up with a good idea. catch up with sb. 追上追上 趕上趕上 如：如：Lily caugh

13、t up with Anna. 28. have experience doing 在做某事有經(jīng)驗(yàn)在做某事有經(jīng)驗(yàn) 如：如： I have experience teaching Chinese. 29. come out 出版，出來出版，出來 如如:The magazine comes out once a week. 30. by accident 偶然地，無意之中偶然地，無意之中 如：如： Last week I cut my finger by accident. Unit4重點(diǎn)知識(shí)梳理重點(diǎn)知識(shí)梳理31. hurry to do 匆忙匆忙 I hurry to call the poli

14、ce. 32. more than=over 超過超過34. offer 提供提供 offer sb sth 給給 35.look for尋找尋找 find找到、發(fā)現(xiàn)找到、發(fā)現(xiàn) find out指經(jīng)過觀察、探索、調(diào)查等弄清楚、弄明白。指經(jīng)過觀察、探索、調(diào)查等弄清楚、弄明白。 discover 指發(fā)現(xiàn)那些客觀存在而不為人所知的實(shí)情。指發(fā)現(xiàn)那些客觀存在而不為人所知的實(shí)情。 如科學(xué)上的重大發(fā)現(xiàn)。如科學(xué)上的重大發(fā)現(xiàn)。Unit4重點(diǎn)知識(shí)梳理重點(diǎn)知識(shí)梳理40.What does/do look like? 問相貌。問相貌。 Whats like? 問問“品質(zhì)性格品質(zhì)性格”。41.give a speech

15、 做演講做演講 have a speech聽演講聽演講 give a report 做報(bào)告做報(bào)告 have a report 聽報(bào)告聽報(bào)告42.permission (n.) 允許，許可允許，許可 permit (v.) 允許允許 without permission 未經(jīng)許可未經(jīng)許可43.plenty of 充足的，相當(dāng)多的充足的，相當(dāng)多的+可數(shù)可數(shù)/不可數(shù)名詞，不可數(shù)名詞， 只能用于肯定句。否定、疑問句中用只能用于肯定句。否定、疑問句中用 enough.44.notin the slightest=notat all 根本不根本不45.a little = a bit 修飾形容詞、副詞修飾

16、形容詞、副詞 a little = a bit of 修飾不可數(shù)名詞修飾不可數(shù)名詞Unit4重點(diǎn)知識(shí)梳理重點(diǎn)知識(shí)梳理賓語從句賓語從句 ：賓語從句在復(fù)合句中作主句的賓語。：賓語從句在復(fù)合句中作主句的賓語。 由連接詞由連接詞+ 主語主語+ 謂語構(gòu)成謂語構(gòu)成 常由下面的一些詞引導(dǎo)：常由下面的一些詞引導(dǎo)： 由由that 引導(dǎo)引導(dǎo) 表示陳述意義表示陳述意義 that 可省略可省略 He says (that) he is at home. 由由if , whether 引導(dǎo)引導(dǎo) 表示表示 一般疑問意義一般疑問意義 (帶有是否、已否、對(duì)否等帶有是否、已否、對(duì)否等) I dont know if / whe

17、ther Wei Hua likes fish. 由由 連接代詞、連接副詞連接代詞、連接副詞(疑問詞疑問詞) 引導(dǎo)引導(dǎo) 表示特殊疑問意義表示特殊疑問意義 Do you know what he wants to buy? Unit4重點(diǎn)知識(shí)梳理重點(diǎn)知識(shí)梳理從句時(shí)態(tài)要與主句一致從句時(shí)態(tài)要與主句一致 當(dāng)主句是一般現(xiàn)在時(shí)，從句根據(jù)情況使用任何時(shí)態(tài)當(dāng)主句是一般現(xiàn)在時(shí)，從句根據(jù)情況使用任何時(shí)態(tài)He says (that ) he is at home. I dont know (that) she is singing now. She wants to know if I have finished my homework. Do you