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1、Unit 2 How often do you exercise第二課時Section A(3a3c)1辨析maybe與may be(1)maybe作副詞，用來表示推測，意為“或許；大概”，在句中作狀語，相當(dāng)于perhaps，常位于句首。(2)may be是由情態(tài)動詞may和be動詞構(gòu)成的完整謂語形式，與主語構(gòu)成系表結(jié)構(gòu)，也表示推測，意為“也許是；可能是”。有時二者可以互換。如：Maybe he is at home.He may be at home.也許他在家里。2stay up熬夜stay up late熬夜到很晚3least的用法least 作形容詞，意為“最小的；最少的”；作副詞，意

2、為“最??；最少”，是little的最高級形式。at least意為“最少；至少”，其反義短語為at most，意為“最多；至多”。4play sports做運動play sports相當(dāng)于do sports。如：Tom often plays/does sports after school.湯姆經(jīng)常放學(xué)后做運動。5辨析go to bed，go to sleep，fall asleep與be asleep(1)go to bed 表動作，指“去睡覺”。(2)go to sleep也表動作，指進(jìn)入“睡著”狀態(tài)。(3)fall asleep表動作，意為“剛剛?cè)胨?，指“剛睡著”這個動作。(4)be

3、 asleep表狀態(tài)，意為“睡著的”。如：He fell asleep when there was a loud knock at the door.他剛睡著，這時有人大聲敲門。The baby has been asleep for an hour.這個嬰兒睡著一個小時了。He found it difficult to go to sleep.他發(fā)現(xiàn)很難入睡。 ,01基礎(chǔ)過關(guān).根據(jù)句意及漢語提示填寫單詞。1Im not sure.Maybe(或許) she is an English teacher.2Sam plays soccer at least(至少) twice a week.

4、3What do you often do on weekends(周末)?On Saturday I often do my homework，and on Sunday I often play basketball with my classmates.4My grandmother is very healthy(健康的) because of her good eating habits.5Im busy(忙的) now，so I have no time to play tennis with you.用括號內(nèi)所給單詞的適當(dāng)形式填空。6The girl visits(visit)

5、her grandmother once a week.7Susan often helps(help) her mother clean the room.8At school Tom never plays(play) sports.9Sometimes Ms.Hand has(have) lunch at school.10The Greens always read(read) newspapers in the morning.句子改錯。以下每句均有錯誤，錯誤涉及一個單詞的增加()或一個單詞的刪除(，其他錯誤為單詞的修改。每處錯誤及其修改均僅限一詞。11She goes to the

6、 movies once a month，on every Friday.12Too much junk food is not good for your healthy. health13 Mr.Greens daughter often helps her parents about housework. with14 She hardly never watches TV in her free time. ever15 She looks so tired because she stayed late to study yesterday. up,02能力提升.短文填空。閱讀下面短

7、文，在空白處填入一個適當(dāng)?shù)脑~，或填入括號中所給單詞的正確形式。Do you like running？Running is _16_(become) one of the most popular _17_(activity) these days.Many of us run for our health.Doctors say many of the health problems come from such bad habits as eating too much，drinking too much，smoking，staying _18_ late and not having e

8、nough exercise.Doctors tell us，“Eat less，dont smoke，have enough sleep and exercise _19_(much)” Running is a kind of good exercise _20_ it helps build a strong body.It also helps many people lose weight.One 25yearold woman teacher runs for half an hour in the morning five _21_(time) a week.She runs t

9、o lose weight.“I feel comfortable and Im not fat any more，” she says.Running can help to keep _22_(health) in other ways，too.Many _23_(run) say running makes some small health problems go away.“Running is _24_(I) doctor，” says a man.Running can also help people to relax.“After school，I like to run for ten minutes.Then I feel active and energetic，” says Yang Min，_25_ middle school student.So today men and women of all ages enjoy running.Do you want to keep fit？Come on！Lets join in the running!16becoming17.activities18.up19.more20.because21times22.healthy23.runners24.my25.a