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1、人教版丨八年级下册英语Unit2重点句型解析（附练习题及答案）Unit2 Ill help to clean up the city parks.重点句型解析：1. They told me stories about the past and how things used to be.used to do sth.是一个固定结构，意思是“过去经常做某事”，后面用动词原形，表示过去的某种经常性、习惯性的行为或者动作，并意味着这种动作目前已经不存在。肯定句：I used to play with my friends after school.过去放学后我常常和朋友们一起玩。否定句：You d
2、idnt use to like pop songs.=You usednt to like pop songs.你过去不喜欢流行歌曲。一般疑问句：Did your sister use to be quiet? = Used your sister to be quiet?你的妹妹过去常常是很安静吗？there be句式：There used to be a lot of fishes in this river.过去这条小河常常有许多鱼。【拓展】(1) be used to do something意思是“被用来做某事”，是动词短语use to do的被动语态结构。例如：Knives ar
3、e used to cut things.小刀是用来切东西的。(2) be used to doing something意思是“习惯于做某事”，to后接动词-ing形式。例如：My father is used to living in the village. 我爸爸习惯于住在小山村。2. I take after my mother.take after意为“像；与相像”，指由于血缘关系而（在外貌、性格等方面）相似；相当于be similar to，其中after是介词，其后常接名词或代词。例如：Your daughter doesnt take after you at all. 你女
4、儿长得一点都不像你。【拓展】(1) look like意为“看上去像”，多指外貌。例如：You look like my brother. 你和我弟弟长得像。(2) be like意为“像”，可指外貌，也可指性格。例如：What is your sister like? 的性格怎么样？3. Ive run out of it.(1) run out of意为“用完，用尽”，相当于use up。例如：We have run out of paper.我们的纸用完了。(2) run out“用完了”，是不及物动词短语，其主语通常为表示“时间、食物、金钱等”词；而run out of意为“用完了”，
5、是及物动词短语，表示主动含义，主语一般是人。例如：Youd better go home before your money runs out.你最好别等钱花光再回家。We ran out of coal, and had to burn wood.我们的煤用光了，只好烧柴。4. Lucky makes a big difference to my life.make a difference to 意为“（对）产生影响”。difference前面可加修饰词，如big, great等；to是介词，其后可接名词、代词或动名词。例如：Education can make a big differe
6、nce to the quality of a persons life. 教育对一个人的生活质量有很大影响。The accident has made a great difference to his life.这次事故对他的人生产生了重大影响。One false step will make a great difference.失之毫厘，谬以千里。【拓展】make no difference to意为“对没有影响”。例如：It makes no difference to me. 这对我没什么影响。5. I was excited about the idea of having a
7、dog.be excited about意为“对感到兴奋、激动”。例如：I was excited about going to the zoo. 去动物园令我兴奋。【拓展】be excited to do sth. 意为“对做某事感到兴奋”。例如：Jack was excited to travel there by plane.杰克对于乘飞机去那里旅行感到很兴奋。句式精练I. 根据汉语提示，完成英语句子（每空一词）。1. 你可以帮助打扫城市公园。You _ _ _ clean up the city parks.2. 我希望你的梦想能够实现。I hope your dream can _
8、_.3. 谢谢你帮我做家务。_ _ _ _ me with housework.4. Lily说她有能力自己完成这项工作。Lily said that she _ _ _ finish the work by herself.5. 我的观点和你的相似。My opinions are _ _ yours.6. 那位教授对我的生活产生了影响。The professor _ _ _ to my life.7. 我们得尽力使他振作起来。We should try to _ _ _.8. 你认为他会把钱花光吗？Do you think that he will _ _ _ all the money?I
9、I. 根据要求完成下列各题。1. He used to live in Beijing. (改为一般疑问句)_ he _ _ live in Beijing?2. They made a decision to travel abroad. (改为同义句)They _ _ travel abroad.3. I hope I can pass the exam. (改为同义句)I _ _ _ the exam.4. could, help, clean, you, city, up, parks, to, the(连词成句)_5. He doesnt know when he should go
10、 there. (改为同义句)He doesnt know _ _ go there.6. The writer became famous when he was twenty-four years old.The writer became famous _ _ _ of twenty-four.7. Please tell me how I can use the camera. (改为同义句)Please tell me _ _ _ the camera.8. Can you care for my pet while I am away?Can you _ _ _ my pet wh
11、ile I am away?III. 补全对话。A: Hey, Frank, 1._?B: Pretty good.A: Did you have fun last weekend?B: 2. _. I went to the old peoples house with my friends and have a good timeA: Wow, What did you do there?B: We helped the old clean their houses and chatted with them. How about you?A: I just read a science
12、magazine.B: Oh, really? 3. _?A: Hum it is about the main cause of smog (雾霭) and ways to beat it.B：Great! But 4 ?A: We can live a greener life by using cleaner energy to solve the problem, I think. B: You do?A: Yes, natural gas is a good choice. By the way，5. _?B: Its 7:45 now.A: Oh, God. Hurry up or
13、 well be late.B: OK.参考答案I. 根据汉语提示，完成英语句子（每空一词）。1. can/could help to 2. come true3. Thank you for helping 4. was able to5. similar to 6. make a difference7. cheer him up 8. run out ofII. 根据要求完成下列各题。1. Did; use to 2. decided to3. hope to pass4. Could you help to clean up the city parks?5. when to 6. at the age7. how to use 8. take care ofIII. 补全对话。1. How is it going?2. Yes, we did.3. What is it about?4. How to live a greener life? / How can we live a greener life?5. What time is it now? / Whats the time now?
