九年级英语上册第四课知识点整理.doc

九年级英语上册第四课知识点整理I. Words1. recognize v. recognizable adj. recognition n.The building was easily recognized as Shanghai Museum.2. tiny: a very small in size and amount3. be aware （unaware）of awareness unawareness kindness carefulness sadnesshappinessaware: know or realize something4. depend v. independent adj. dependent adj. dependence n. independence n.Dont depend on some help from others.You cant be dependent on your parents all your life.depend on： rely on5. common: happening oftena common English name in commonJane is my best friend because we have something in common.6. know v. knowledge n. be known as unknown adj. an unknown reason/insect7. rarely: not very often rare adj. （近）seldom 表否定It is rare to snow heavily in this season.We could rarely agree with each other.The famous actor is rarely seen in public nowadays.8. print v. printer n. 9. important adj. importantly adv. importance n.Money plays an important role in our daily life. It is important for him to attend the meeting.More importantly, we have got the evidence.She told us the importance of safety.10. operate: run operate on operationSome people can only operate well under pressure.He was seriously injured and needed to be operated on immediately.His operation was successful.11. for the time being: at present12. mean v. meaning n. meaningful adj. meaningless. Adj.13. command: order14. write v. writing n. writer n.15. order v. n.命令，预订，次序 out of order16. keep/lose contact with17. refer v. reference n. a reference book You know who I am referring to.18. quantity: an amount or a number of something in large quantities huge quantities of19. long adj. length n. strong adj strength n. high adj. height n. weigh v. weight n.20. sit v. seat n. seat belt21. peak: the pointed top of a mountain peak of ones career22. tennis court the court room23. distant adj. distance n. the amount of space between two places or thingskeep distance a distant memory about 10 km distantII. Text1. Computers have become smaller and smaller since then.We have been friends ever since we left school.Its a long time since I met you.Since/for2. They are small enough to put in. They are so small that you can .so tiny that you may be unaware of. tiny enough to be unaware oftoo tiny to be aware of.3 bar a bar of chocolate snack bar windows with bars4. other/what/many/different kinds of5. It is common knowledge that pandas are our national treasures. As we all know6. 作文常用语：whats more, more importantly, in addition, furthermore, besides7. for these reasons: because of these reasons.1) 比较 He took a taxi, for it rained heavily.Jenny didnt go to school because she was ill.Because my father was busy, we didnt go for a holiday last summer. 位置2）why-because3) He works hard, not because he needs money, but because he likes helping others.4) for 语气比较弱，非直接原因，众所周知的原因 because 肯定直接原因Mary must be ill, for she didnt go to school today.I didnt go to school because I got a bad cold.8. electricity n. electric fans/heaters electrical products/problems/appliances/books Electronic watch/mail9. the answer to this questions, the key to the door, the tickets for the show, the entrance to the building10. be better than doctors, be better at doing their jobs= be better at doing their jobs than doctors 11. need/want/promise/enable/allow/encourage to do12. you can talk to the computer and it will obey your commands 注意时态Please visit our country and you will love it.13. used to, be used to do, be used to doing us