【正文】 . on weekdays B. on weekends C. every day D. five times a week.辨析：sometimes ，some times ，sometime ， some timesometimes 是頻度副詞，意為“有時；間或”，表示動作發(fā)生的頻率，相當于at times提問。提問用how oftensome times 是名詞短語，意為“幾倍、 幾次”。How mang timessometime 某個時候。提問用whensome time 一段時間。對它提問用how long 。Eg：Sometimes I get up very late. 有時我起床很晚。He reads the story some times. 他讀這個故事幾遍了。練習(xí)：① We plan to stay in Hainan for . 我們打算在海南呆一段時間。③ I have letters from him. 有時我會收到他的來信。 I can hardly believe it. ( ) It’s raining ____ .People can _____ go out. A. hard。 hard C. hard 。 hardly【注】 形容雨雪下的大用hard/heavy辨析：hardly 與hardhardly 幾乎不，一般位于動詞之前。eg：He hardly works. 他幾乎不工作。5. use the Internet 用互聯(lián)網(wǎng)use sth. to do sth. 用某物做某事eg：I use a knife to cut bread. 我用刀切面包。 be free 意為“閑著，有空”eg:：He is free 。three times三次，five times五次?！窘馕觥縡ull adj. 忙的；滿的；充滿的常用短語為be full of...，意為“充滿……”；反義詞是empty，意為“空的”。full adj. 吃飽的；過飽的，其反義詞是hungry，意為“饑餓的”。(P11. Grammar Focus)【解析】sometimes為頻度副詞，意為“有時候”，多用于一般現(xiàn)在時或一般過去時中。（How often提問） Sometime表示在某個時間段內(nèi)的某個時候，既可以表示過去某個時間也可以表示將來的某個時間。 （How long提問） Some times表示“幾次”，time是可數(shù)名詞，表示“次；次數(shù)”。 I hope to see you again sometime next year. 我希望明年的某個時候能再見到你。 I have been to Beijing some times before. 我以前去過北京幾次。How e Tom didn’t e to the party? = Why didn’t Tom e to the party?10. I have dance and piano lessons. 我要上舞蹈課和英語課。Eg: They’re having an English lesson. 他們正在上英語課。Eg: How about this book? 這本書怎樣？How / What about doing sth. ...? 做……怎么樣？Eg：What will we do on Sunday？ 星期天我們什么？How about visiting the museum？ 去參觀博物館咋樣？1. It’s sunny today，What about ________（play）tennis？12．I go to the movies maybe once a 。maybe 和may bemaybe副詞，意為“或許；大概”，常位于句首表推測。s home.或許他在吉姆家。He may be right.他可能是對的。( ) ______ Li Hua wants to be an astronaut like Yang Liwei. A. May be B. May C. Also D. Maybe （2）may be 是“情態(tài)動詞may +動詞原形be”, 或許，可能是，也表示推測，在句中作謂語。Tom’s pen may be in his backpack. =Maybe Tom’s pen is in his backpack【江蘇南通】Now all of us exercise at ____ least ____ hour a day in and outside school. A. the 。 an C. /。 an 13．He plays at least twice a (足球) 兩次。 ；最小的，它是little的最高級。She works least. 她工作最少。at least 至少；不少于；起碼，其反義短語為：at most 至多14. On Wednesday and Friday. 在周三和周五　 【解析】介詞at/ in /on /for表示時間：1)，某一時刻/ 年齡 at six o’clock at noon at that time at the moment at the age of at night 2)in表示時間段,一天的三個時間段以及月份,年,季節(jié),世紀,人生的某個時期(某人幾十歲時) In the morning/afternoon /evening in spring /in 2007/in March in the twentyfirst century in his fifties3)on表示星期幾/某一具體的日子/具體某天的上午/下午/晚上,表示一天中的三個時間段名詞前有修飾語或后有修飾語時. On Monday on New Year’s Day on Sunday morning on a rainy night g. At least he should say thanks. 他至少應(yīng)該說聲謝謝。對這些頻度副詞進行提問時，用特殊疑問詞how often，意為“多久一次”。Kate is often late for school. 凱特經(jīng)常上學(xué)遲到。want sb. to do sth. 意為“想讓某人做某事”，否定形式為want sb. not to do sth. 意為“不想讓某人做某事”。拓展： sth. 想要某物Do you want any story books？你想要些故事書嗎？ to do sth. 想要做某事I want to visit my uncle. 我想去看望我的叔叔。s good for my health. 她說它對我的健康有益。be good at 在……方面做得好；擅長……Eg. He is good at learning languages. 他擅長學(xué)習(xí)語言。Eg. be good to 對……友好 My new deskmate is good to me. 我的新同桌對我很友好。Eg. I think health is more important than money. 我認為健康比金錢更重要。healthy adj. 健康的We should eat healthy food. 我們應(yīng)當吃健康的食物。 many hours do you sleep every night？你每天晚上睡幾個小時？【解析】how many 和how muchhow many和how much都可以表示“多少”，但how many后接可數(shù)名詞復(fù)數(shù)，而how much后接不可數(shù)名詞。ask sb. about sth. “詢問某人關(guān)于某事”Eg:I asked my teacher about today’s homework. ____________________________________。here 位于句首，句子要倒裝。Eg：Here is your jacket. 這是你的夾克。Here es the bus. 汽車來了。①. 百分數(shù)由percent來