2014八年级新版英语下册第四单元知识点详解

Unit 4 Why dont you talk to your parents?一、重点短语 1. have free time 有空闲时间2. allow sb. to do sth. 允许某人做某事3. hang out with sb. 与某人闲逛4. after-school classes 课外活动课5. get into a fight with sb. 与某人吵架/打架6. until midnight 直到半夜7. talk to sb. 与某人交谈8. too many 太多9. study too much 学得过多10. get enough sleep 有足够的睡眠11. write sb. a letter 给某人写信12. call sb. up 打电话给某人13. surprise sb. 令某人惊讶14. look through 浏览15. be angry with sb. 生某人的气16. a big deal 重要的事17. work out 成功地发展;解决18. get on with 和睦相处；关系良好:19. fight a lot 经常吵架/打架20. hang over 笼罩21. refuse to do sth. 拒绝做某事22. offer to do sth. 主动提出做某事23. so that 以便24. mind sb. doing sth. 介意某人做某事25. all the time 一直26. in future 今后27. make sb. angry 使某人生气28. worry about sth. 担心某事29. copy one s homework 抄袭某人的作业30. be oneself 做自己31. family members 家庭成员32. spend time alone 独自消磨时光33. give sb. pressure 给某人施压34. have a fight with sb. 与某人吵架35. compete with sb. 与某人竞争36. free time activities业余活动37. get better grades 取得更好的成绩38. give one s opinion 提出某人的观点39. learn exam skills 学习应试技巧40. practice sports 体育训练41. cause stress 造成压力42. cut out 删除二、重点句型1. I studied until mid night last night so I didnt get enough sleep.2. Why dont you forget about it?3. Although shes wrong , its not a big deal.4. H e should talk to his friend so that he can say hes sorry.5. May be you could go to his house.6. I guess I could, but I don t want to surprise him.三、重点动词用法1.Allow sb to do sth 2. Why dont you do sth?3.Want to do sth4.Find sb doing sth 5.Tell sb to do sth 6.Refuse sb to do sth7. Let sb do sth 8.Offer to do sth9.Mind sb doing sth10.notuntil直到才11. its time to do sth./its time for sth.12.Keep on doing sth 13.What do you think of ?四、重点讲解一. Why dont you ? 等提建议的句型Why dont you go to sleep earlier this evening?Why dont you talk about these things with your family?Why dont you forget about it?Why dont you do sth?Why not do sth?其他提建议句型1.What about/how about?2.Would you like sth?3.lets do sth.4.You should do sth.5. Youd better do sth.二、状语从句连词until, so that及although 引导的状语从句1.You should keep trying to talk to her until she talks to you.-时间状语从句 until 引导时间状语从句until用于肯定句中，意为“直到为止”；在否定句中，意为“直到才”例、She often works in the field until it gets dark.他经常在田里干活到天黑。We didnt go home until the rain stopped.直到雨停了，我们才回家。2.He should talk to his friend so that he can say hes sorry.-目的状语从句So that 引导目的和结果状语从句（1）so that 以便，引导目的状语从句时，一般放在主句后，且不用逗号隔开，目的状语从句表示动机，即一种可能性，而非事实。因此在从句中常带有 can, will, could, would, should等情态动词.（2）so that 以至于，结果，引导结果状语从句，陈述的是客观事实，常常不带情态动词。 He studied hard so that he passed the exam.3.Although he is wrong, its not a big deal. -让步状语从句Although 引导的让步状语从句Although 虽然，尽管，引导让步状语从句，可以放在主句前面，也可以放在主句后面。 You could help him although you didnt let him copy your homework.典型例题1.-I feel stressed from time to time. Could you give me some advice? -_sharing your worries with your parents?A.Why dont you B.How about C.W