沪教牛津版八年级下Unit8 讲解与练习

【精品文档】如有侵权，请联系网站删除，仅供学习与交流一、二、三、四、五、六、七、 沪教牛津版八年级下Unit8 讲解与练习.精品文档.八、 词汇1. apology n.道歉 I dont believe their apology apologize v.道歉 apologize to sb 向某人道歉=make an apology to sb You should apologize to your mother.= You should make an apology to your mother. apologize for sth 为某事道歉 I should apologize for what I said.2. present n.目前、现在 We talked about the past and the present. present adj.出席的、现在的 How many people were present at the meeting? present v.呈现 They presented him with a bunch of flowers. present n.礼物 He often gave his neighbors kids little presents. at present=in the present 现在、目前 I dont have enough money in hand at present.3. satisfy v.使满意 They will satisfy everyone. Some people are hard to satisfy. satisfied adj=pleased 满意的 be satisfied with sb/sth 对某人/某事.满意 Our teachers are satisfied with us.4. mix v.（使）混合 The hydrogen in the car is mixed with oxygen from the air to make electricity for the car. If you mix blue and yellow, then you will get green. mixture n. 混合物、混合体、混合剂 He says his new play is a mixture of sadness and happiness.5. relax v.放松、休息 Then you can relax as the car takes you there. Whenever he gets home from work, he loves to relax with a glass of wine. relaxed adj.感到放松的（人） relaxing adj.令人放松的（物） They felt quite relaxed before the examination. After a days hard work, we all enjoyed a relaxing drink.6. while conj 与.同时；但是；然而 Jack was doing his homework in the study while his mother was cooking in the kitchen. The first two services are free, while the third costs $ 35. when和while的区别 (1)when=at or during the time that,既可以指时间点，也可以指一段时间，while=during the time that，只能指一段时间，因此，when引导的时间状语从句中的动词可以是短暂性动词也可以是延续性动词，而while后面则只能是延续性动词。 (2)when说明从句的动作和主句的动作可以是同时，也可以是先后发生，而while则强调主句和动作在从句动作发生的过程中或者两个动作同时发生。 (3)由when引导的时间状语从句，主语用过去进行时，从句应该用一般过去时；如果从句和主句的动作同时发生，两句都用过去进行时的话，则多用while引导。A. When the teacher came in, we were talking. While we were talking, the teacher came in.B. They were singing while we were dancing. (4)when和while还可以作并列连词，when表示“在那时”；while表示“而、却” The children were running to move a bag of rice when they heard the sound of a motor bike. He is strong while his brother is weak.7. prepare v.准备 What will you need to prepare for the trip? He is preparing for the final exam. prepared adj.准备好的 unprepared adj.没有准备好的 He is well prepared now. Although she was unprepared, she was excellent. be (un)prepared to do sth=be (not) ready to do sth（没有）准备好去做某事 He was unprepared to take the exam, so he failed. be (un)prepared for sth=be (not) ready for sth （没有）为某事做好准备 If you are unprepared for it, you should hurry up.二、 句型1. in the shape of 呈现.的形状 The cake is in the shape of a heart.2. be used as 被用作. Heat is used as energy for each house.3. be connected to. 被连接到. The MP3 player should be connected to the computer if you want to download music.4. help sb do sth 帮助某人做某事 Do you often help your mother do housework?三、 语法过去进行时表示过去某个时刻或某一阶段正在进行的动作，常和表示过去时间的状语then,at this/that time,yesterday,at nine, last night等等类似的连用，但在有些情况下，没有明确的时间状语，需要通过上下午来判断。1.构成：主语+(not)+was/were+doing+其他 The children were playing games at this time yesterday. I was watching TV at eight last night.2.过去进行时的时间状语(1) at this time yesterday 昨天是这个时候 I was playing the piano at this time yesterday.(2) at that time 在那时，当时 I was playing soccer at that time.(3) 表示过去某一具体的时间，如at eight last night, at six yesterday morning等等 They were reading English at seven yesterday morning.(4) 表示一段时间，如yesterday, yesterday morning, last night等等 I was reading a novel last night.昨晚我在看小说。（昨晚正在看，可能没看完）练习一、 词形转换1. You should _(apology) to your mother.2. Mike always makes _ (excuse) for himself.3. He often gave his neighbors kids little _ (present).4. The young men travel _ (wide).5. Our teacher has changed a lot in _(recently) years.6. Our teacher are _ (satisfied) with our performance.7. He says his new play is a _ (mix) of sadness and humour.8. They felt quite _ (relax) before the examination.9. He was _ (prepare) to take the exam, so he failed.10. There are many _ (electricity) books to read.二、 根据句子意思选择合适的词组完成句子be used as be connected to a type of be mixed with in the shape of11. The hotel is _ a flying bird.12. The hydrogen in the car _oxygen from the air to make electricity for the car.13. Your medicine cupboard _ your doctors computer.14. The CJ3 is _ hydrogen car.15. Heat is held under the glass and _ energy for each house.三、 单选16. Today I bought three bottles of oil _ one because I know Ill _ want _ next week.A.instead;the other B.instead of;the other C.instead;another D.instead of;another17. What do you want to work as _ ?A.in future B.in the future C.in the past D.at present18.-Because of the bad weather, we couldnt have a picnic yesterday. -That was really bad. Why didnt you read some books at home _ going out?A.instead B.instead for C.instead of D.instead at19. Your medicine cupboard _ your doctors computer. A.connects to B.is connected to C.connects at D.is connected at20. Hey, Lucy, I want to recommend a nice book _ you. A.about B.to C.at D.in21. -Did you see a girl in red pass by just now? -No,sir. I _ a newspaper.A.read B.am reading C.would read D.was reading22. The children _ a P.E. Class on the playground when it suddenly began to rain.A.have B.are having C.had D.were having23. When my father got home, I _ a letter to my friend.A.was writing B.am writing C.wrote D.have written24.-What dod the teacher say just now? -Sorry. I didnt catch it. I _ something else.A.think B.will think C.was thinking D.had thought25.-Were you at home at 9 last night? -Yes, I _ a shower at that time.A.took B.was taking C.was taken D.am taking26.-I knocked into a tree when I went to the railway station for my friend. -I suppose you _ too fast.A.drive B.are driving C.drove D.were driving27. I _ my homework while my parents _ TV last night.A.did;have watched B.was doing;were watchingC.had done;were watching D.would do;were watching28. _ I was waiting for a taxi in front of the shop, three robbers came to me from the opposite direction.A. With B. If C. While D. Like 29. My twin sisters were doing their homework _ my mother came in.A.when B.while C.but D.so30.-What was Susan doing _? -She was washing the dishes. A.next week B.now C.at 3 p.m. yesterday D.at 3 p.m. tomorrow