【正文】 13。熱點五：頻度副詞的比較例6 (2007廈門市) We _______ play sports in the school on weekends, you know, we don’t have enough time. A. often B. usually C. hardly ever解析：此題考查頻度副詞的區(qū)別。although用于句首，意為：雖然，盡管。故選A。熱點三：用在時間前的介詞的區(qū)別例4 (2007武漢市)—When does your mother go shopping?—Usually ______ Sunday mornings.A. on B. in C. at D. for解析：B是在不確定的時間里，C是表示在鐘點時間，D接一段時間。look at 看……；look up向上看，查閱；look for 尋找；look after照顧，照看。而D是表示頻度的。例2. (2007黃岡) —How often do you send an to your uncle?—_______. A. For two weeks B. Since last week C. In a week D. Every week解析：問句中的how often是提問頻度的疑問詞，因此答句應(yīng)選表示頻度的名詞。 n. 鍛煉；運動 once adv. 一次 twice adv. 兩次；兩倍 time n. 次；次數(shù) program n. 節(jié)目，表演；程序 most adj. 大多數(shù)的；大部分的no adj. 沒有的；全無的 active adj. 活躍的；積極的about adv. 約摸；幾乎 drink v. 喝；飲health n. 健康；健康狀況 try v. 試圖；想要；設(shè)法；努力better adj. 更好的；更健康的 same adj. 同樣的；相同的different adj. 差異的；不同的 maybe adv. 或許；大概although conj. 雖然；即使；縱然 keep v. 保持；使保持某種狀態(tài)must modal v. 必須 less adj. 較少的；更少的重點短語go skateboarding 去滑踩板 how often 多久一次twice a week 一周兩次 surf the Internet 上網(wǎng)three times a week 一周三次 the result of / for………的結(jié)果e home from…從……回家 of course 當(dāng)然可以look after 照顧；照料 get good grades 取得好成績the same as…與……一樣 a lot of 許多；大量hardly ever 幾乎不；幾乎沒有 keep in good health 保持健康語法動詞的一般現(xiàn)在時態(tài)；wh引導(dǎo)的特殊疑問句；頻度副詞的使用日常交際用語※What do you usually do on weekends? I usually play soccer.※What’s your favorite program? It’s Animal World.※How often do you eat vegetables? Every day.※How many hours do you sleep every night? Nine hours.※What sports do you play? I play pingpong.熱點追綜熱點一：how often與其它疑問詞的比較例1. (2007河北省)—Peter, ______ do you visit your grandparents?—Twice a month.A. how long B. how soon C. how far D. how often解析：how long提問多長時間；how soon提問多久；how far提問多遠(yuǎn)；how often提問頻率。( ) 1. Do you like playing _______ soccer or ________ guitar? A. the, the B. the, / C. /, the D. /, /( ) 2. —_______ do you usually get up?—At 6:00. A. What B. When C. Who D. Where( ) 3. Grandpa is pretty healthy _______ he exercises every day. A. because B. so C. but D. although( ) 4. Good lifestyle can help you to keep ______ good health. A. in B. at C. by D. for( ) 5. —What’s your favorite _________?—I like to play basketball. A. color B. food C. exercise D. language能力提高單元巧存盤知識綜覽本單元以業(yè)余活動為話題，以談?wù)撊藗冏瞿呈碌念l率為語言功能，學(xué)習(xí)一些頻度副詞及how often的用法，開展從事體育活動、培養(yǎng)良好的生活習(xí)慣的任務(wù)活動。1. Li Lei always ________ (get) up at 6 o’clock.2. My mother wants me ________ (join) the English Club.3. I will get good grades if he ________ (help) me with my English.4. What _______ your sister ________ (do) on weekends?5. How often do you go _________ (shop)?6. Here _______ (be) an interesting book and a dictionary.7. You must ________ (listen ) to the teachers carefully in class.8. Does Jack like _________ (play) basketball?9. Lisa often helps his mother ________ (wash) clothes.10. Mary ________ (not have) breakfast at home.二、用所給詞的適當(dāng)形式填空。如： I will go to England if I have time this summer. 如果今年夏天我有時間，我將去英國。如： If it’s fine tomorrow, we’re going to the mountain. 如果明天天氣好，我們就去大山里。5. Do you have a healthy lifestyle if you exercise every day? 如果你每天鍛煉，你有一種健康的生活方式嗎？ 該句是一個主從復(fù)合句，從句由if引出，稱為條件狀語從句，表示假設(shè)、條件，意為“如果……，假如……”。 【歸納】have / has to有人稱和數(shù)的變化，同時有各種時態(tài)的變化。如： I have to look after my mother because she is ill. 我不得不照顧媽媽，因為她病了。如：Mr. Wang must be in his office. 王老師一定在他的辦公室里?！狽o, you needn’t. / No, you don’t have to. 不，你不必。 【拓展】對must問句的簡略回答：作肯定回答用must，但作否定回答就用needn’t或don’t / doesn’t have to。其否定形式為mustn’t，表示“禁止，一定不要”如： You must obey the school rules. 你一定要遵守學(xué)校規(guī)章制度。 【鏈接】與keep搭配的短語： keep on doing sth. 堅持/ 繼續(xù)做某事 keep sb. from doing sth. 阻止某人做某事 keep out 出去 keep away from 遠(yuǎn)離……4. You must try to eat less meat. 你必須少吃肉。如： Taking exercise keeps us in good health / healthy. 鍛煉保持我們的身體健康。本句中的in good health就是一個介詞短語，表示“身體處于健康