初二英语上册知识点词汇句子.doc

Unit 1 How often do you exercise? 一、短语1. go to the movies 去看电影 2. look after = take care of 照顾3. surf the internet 上网 4. healthy lifestyle 健康的生活方式5. go skate boarding 去划板 6. keep healthy=stay healthy 保持健康7.exercise=take(much)exercise=do sports锻炼 8. eating habits 饮食习惯9. take more exercise 做更多的运动 10. the same as 与什么相同 11. be different from 不同 12. once a month一月一次13. twice a week一周两次 14. make a difference to 对什么有影响 15. how often 多久一次 16. although = though虽然 17. most of the students=most students 18. shop=go shopping=do some shopping 购物19. as for至于 20. activity survey活动调查 21. do homework做家庭作业 22. do house work做家务事 23. eat less meat吃更少的肉 24. junk food垃圾食物 25. be good for 对什么有益 26. be bad for对什么有害 27. come home from school放学回家28. of course = certainly = sure当然 29. get good grades取得好成绩 30. some advice 31. hardly=not nearly / almost not几乎不32. keep/be in good health保持健康 keep in good health = keep healthy = stay healthy 33.be stressed紧张的，有压力的34. take a vacation 去度假 35.get back 回来36. help sb.(to) do sth.帮助某人做某事二、语法1. How often + 助动词do(does或did) + 主语 + do sth.? 疑问词how often是问频率(多久一次),（在这里助动词do(does或did) 是起帮助构成疑问的作用）与一般现在时或一般过去时连用，回答一般是用表示频率的副词，如：once, twice, three times…, sometimes, often, quite, often, never, every day, once a week , twice a month , three times a month , three or four times a month 等。

2. as for...意思是“至于；关于”，常用于句首作状语，其后跟名词、代词或动词的-ing形式（即动名词）如： As for him，I never want to see him here. 至于他，我永远不希望在这里见到3. want to do sth. 意思是“想要做某事”； want sb. to do sth.意思是“想要某人做某事”4. be good for...表示“对……有益（有好处）”;其反义为：be bad for...这里for 是介词，后跟名词、代词或动名词）5. try to do sth.表示“ 尽力做某事 ” ，不包含是否成功的意思而try doing sth.表示“（用某一办法）试着去做某事”4. That sounds interesting.　这是“主语+系动词+表语”结构的简单句sound（听起来），look（看起来），smell（闻起来），taste（尝起来），feel（觉得），seem（好象），grow（变得）,get（变得）等词在英语中可用作系动词，后跟形容词作表语如：maybe 是副词，意为“大概， 可能，或许”，一般用于句首May be是情态动词，意为“可能是..，也许是..，大概是..”.5. a few / few / a little / little a few (少数的，几个，一些)a little (一点儿，少量)表示肯定few (很少的，几乎没有的) little (很少的，几乎没有的)表示否定修饰可数名词修饰不可数名词6. none / no one none指人或物，强调数量，用how many提问，常与of连用。

no one 多指人，强调“无人”这种状态，用who提问，不可与of连用，作主语时，其谓语动词用第三人称单数形式7. hard / hardly hard作形容词，意为“困难的，艰苦的，硬的”；作副词，意为“努力地，猛烈地”hardly意为“几乎不” Unit 2 What’s the matter?一、短语1. have a cold 感冒 2. sore back 背痛 3. neck and neck 并驾齐驱，齐头并进 4. sore throat 咽喉痛 5. lie down and rest 躺下休息 6. see a dentist 看牙医 7. drink lots of water 多喝水 8. hot tea with honey 加蜂蜜的热茶 9.That’s a good idea 好主意10.That’s too bad 太糟糕了 11.I think so 我认为如此12. get some rest 多休息 13. I have no idea = I don’t know 我不知道14. stressed out 筋疲力尽 15. I am tired 我累了 He is tired. 他累了16. a healthy lifestyle健康的生活方式 17. traditional Chinese doctors传统中医18. a balance of yin and yang阴阳调和 19. to eat a balance diet饮食平衡 20. healthy food 健康食品21. stay healthy 保持健康=keep healthy=keep in good health = keep fit 22. enjoy oneself (myself, yourself, herself, himself, themselves, ourselves, itself反身代词) 玩得高兴，过得愉快=have a good time = have a wonderful time = have fun23. enjoy sth. =like sth. (名词)喜欢某物,enjoy doing sth.喜欢做某事=like dong sth practice doing sth.练习做某事，mind doing sth. 介意做某事， finish doing sth.完成某事，give up doing sth.放弃做某事， can’t help doing sth.忍不住做某事，keep ding sth. 坚持做某事. （keep on doing sth. / keep sb. doing sth. ） be busy doing sth. 忙着做某事 be used to doing sth.习惯于做某事make a contribution to doing sth.为..做贡献 go on doing sth. 继续做某事forget doing sth.忘记做某事 remember doing sth. 记得做某事spend....(in) doing sth. 花（时间）来做某事prefer doing sth.to doing sth.比起（做...）来更愿意（做...） 24. at the moment = now 此刻 25. Host family 东道家庭 6. I’m sorry to hear that.听到此事我很难过。

二、语法1. I’m not feeling well. 我觉得不太舒服 = I’m not feeling fine/all right. = I’m feeling ill/sick. =I feel terrible/bad. = I don’t feel well.2．It’s easy to have a healthy lifestyle, and it’s important to eat a balanced diet. It’s + adj. + to 做什么事情怎么样，it 是形式主语，真正的主语是to 后面的内容 3．I believe him, but I can’t believe in him. believe sb. sth.相信某人怎么样 ，believe in sth 相信某事4．I practice playing the piano every day.我每天练习弹钢琴。

practice doing sth. practice sth. 5．The doctor asked him to give up smoking.ask sb. to do st。