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1、人教版八年級(jí)上冊(cè)英語第二單元知識(shí)點(diǎn)梳理How often do you exercise?【語言目標(biāo)】 What do you usually do on weekends? I sometimes go to the beach. How often do you eat vegetables? Every day. Most students do homework every day.【重點(diǎn)詞匯】 always, usually , often, sometimes , hardly , ever, never. how often, once , twice , three times

2、 a week , every day.【應(yīng)掌握的詞組】1. go to the movies去看電影2. look after = take care of照顧3. surf the internet上網(wǎng)4. healthy lifestyle健康的生活方式6. keep healthy=stay healthy保持健康7. exercise=take(much)exercise=do sports鍛煉 8. eating habits飲食習(xí)慣9. take more exercise做更多的運(yùn)動(dòng) 10. the same as與什么相同11. be different from不同 12.

3、 once a month一月一次13. twice a week一周兩次 14. make a difference to對(duì)什么有影響15. how often多久一次16. although = though雖然17. most of the students=most students18. shop=go shopping=do some shopping購(gòu)物19. as for至于20. activity survey活動(dòng)調(diào)查21. do homework做家庭作業(yè)22. do housework做家務(wù)事23. eat less meat吃更少的肉 24. junk food垃圾食物

4、25. be good for對(duì)什么有益 26. be bad for對(duì)什么有害27. want to do sth想做某事 28. want sb to do sth想某人做某事29. try to do sth盡量做某事30. come home from school放學(xué)回家31. of course = certainly = sure當(dāng)然 32. get good grades取得好成績(jī)33. some advice 34. hardly=not nearly / almost not幾乎不35. keep/be in good health保持健康 36.be stressed o

5、ut緊張的，有壓力的37. take a vacation去度假 48.get back回來【應(yīng)掌握的句子】1. How often do you exercise?你（你們）多久鍛煉一次身體？How often +助動(dòng)詞do(does或did) +主語+ do sth.?疑問詞how often是問頻率(多久一次),（在這里助動(dòng)詞do(does或did)是起幫助構(gòu)成疑問的作用）與一般現(xiàn)在時(shí)或一般過去時(shí)連用，回答一般是用表示頻率的副詞，如：once, twice, three times, sometimes, often, quite, often, never, every day, on

6、ce a week , twice a month , three times a month , three or four times a month等。 2. “What do you usually do on weekends?” “ I usually play soccer.”“周末你通常做什么？”“我通常踢足球?！钡谝粋€(gè)do為助動(dòng)詞,在這起幫助構(gòu)成疑問的作用；而第二個(gè)do則是實(shí)義動(dòng)詞。翻譯：What do you usually do on weekends? I often go to themovies. What does she usually do on weeken

7、ds? She sometimes gohiking. 3. “Whats your favorite program?” “Its Animal World.”=What program do you like best? “你最喜歡什么節(jié)目？”“動(dòng)物世界。”4. As for homework , most students do homework every day .as for.意思是“至于；關(guān)于”，常用于句首作狀語，其后跟名詞、代詞或動(dòng)詞的-ing形式（即動(dòng)名詞）。如：As for him，I never want to see him here.至于他，我永遠(yuǎn)不希望在這里見到。

8、As for the story，youd better not believe it.關(guān)于那故事，你最好不要相信。翻譯：至于我自己，我現(xiàn)在不想去。(As for myself, I dont want to go now. )至于那個(gè)人，我什么都不知道。(As for the man, I know nothing about him.)5. Mom wants me to get up at 6:00 and play ping-pong with her .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”。如：Do you

9、 want to go to the movies with me？你想和我一起去看電影嗎？The teacher doesnt want us to eat hamburgers.老師不想讓我們吃漢堡包。6. She says its good for my health.be good for.表示“對(duì)有益（有好處）”;其反義為：be bad for.。（這里for是介詞，后跟名詞、代詞或動(dòng)名詞）如：Its good for us to do more reading.多讀書對(duì)我們有好處。Reading in bed is bad for your eyes.在床上讀書對(duì)你的眼睛有害。7.

10、 How many hours do you sleep every night?8. I exercise every day , usually when I come home from school .9. My eating habits are pretty good .這里pretty相當(dāng)于very。10. I try to eat a lot of vegetables , usually ten to eleven times a week .try to do sth.表示“盡力做某事”，不包含是否成功的意思而try doing sth.表示“（用某一辦法）試著去做某事”。

11、如: Youd better try doing the experiment in another way.你最好試試用另一種方法做這個(gè)試驗(yàn)。11. My healthy lifestyle helps me get good grades.help sb.(to) do sth.幫助某人做某事12. Good food and exercise help me to study better.這里better是well的比較級(jí)，而不是good的比較級(jí)13. Is her lifestyle the same as yours or different?Is her lifestyle th

12、e same as your lifestyle or is her lifestyle different from yours? be the same as / be different from 14. What sports do you play ?15. A lot of vegetables help you to keep in good health .keep in good health = keep healthy = stay healthy16. You must try to eat less meat .try to do sth.表示“盡力做某事” ,不包含是否成功的意思,less是little的比較級(jí)17. That sounds interesting.這是“主語+系動(dòng)詞+表語”結(jié)構(gòu)的簡(jiǎn)單句。sound（聽起來），look（看起來），smell（聞起來），taste（嘗起來），feel（覺得），seem（好象），grow（變得）,get（變得）等詞在英語中可用作系動(dòng)詞，后跟形容詞作表語。如：It tastes good.這味道好。The music sounds very sweet.這音樂聽起來很入耳。The smoke grew heavier and heavier.煙霧變得越來越濃了。