初中英语牛津译林版八年级下册Grammar示范课课件ppt

这是一份初中英语牛津译林版八年级下册Grammar示范课课件ppt，共24页。PPT课件主要包含了who，where，how，which，what，when，choose，problem，meeting，must do等内容，欢迎下载使用。
一、用what, when, which, where, hw , wh填空1. I dn’t knw_______ t talk t and ______ t get help when I’m in truble.2. Kitty is the tp student in her class but she desn’t knw ______ t make friends.3. Helen can’t decide_______ t d first when she gets a lt f things t d.4. Mary always desn’t knw ______t say in public.5. Daniel can’t decide ______ t d his hmewrk and _____ t play ftball.
二、同义句 Tm can’t decide when he can play and when he shuld study. = Tm can’t decide _____ _____ ____ and _____ _____ _____.2. Many students asked the teacher hw they culd slve the prblem. = Many students asked the teacher ______ _____ _____ the prblem.
when t play
when t study
hw t slve
3. Can yu tell us wh we shuld talk t and where we can get help?= Can yu tell us ____ ____ _____ _____ and______ ______ ______ ______?4. I really dn’t knw which sweater I shuld chse.= I really dn’t knw _____ _______ _____ ________.5. I’m nt sure when I can leave fr Beijing.= I’m nt sure ______ ______ ______ fr Beijing.
wh t talk t
where t get help
which sweater t
when t leave
三、完成句子1. D yu knw ______________________ __________(如何解出这个数学问题)？2. Tm desn’t knw _________________ (和谁玩).3. I frget _____________________. (下一步该做什么) tell me ________________________________(何时开运动会).
hw t wrk ut the maths
wh t play with
what t d next
when t hld the sprts
in the library
Library rules
We must return the bk n time.We must leave the library befre it is clsed.
We must nt take ur pets int it.We must nt take away the bks withut brrwing prcess.
Nick _______ finish his hmewrk nw.
We have t bring ur library card.We have t renew the bk.
d nt have t d
We dn’t have t bring ur ID card.We dn’t have t g there n Wednesday.
We use must and have t t say that it is necessary t d smething.
must & have t
“I must run away frm them,” he thught.
We use must when the speaker feels that smething is necessary.
We use must nt t say that smething is nt allwed.
Yu must nt smke in the library.
We use have t when the situatin makes smething necessary.
I have t use them t reach the bx n the fridge.She has t take her daughter frm schl in the afternn.
We use d nt have t t say that it is nt necessary t d smething.
We d nt have t g t schl at weekends.
must 表主观的义务和必要，主要用于肯定句和疑问句，“必须，得，要”。
你今天必须完成家庭作业。
Yu must finish yur hmewrk tday.
must 的否定形式must nt表示禁止，“不能，不行”。
Yu must nt smke here.
have t 表一种客观的需要，“不得不”。have t 有人称和数的变化。
天快黑了，他现在得回家了。
It is getting dark. He has t g hme nw.
have t 的否定形式d nt have t, 相当于need nt 。
他们目前没有必要买电脑。
They d nt have t buy a cmputer at the mment.
He des nt have t g.
注意：must 还可以表示肯定猜测，意思是 “一定” 。否定的猜测是can’t。
走了那么远的路，你一定饿了吧。
Yu must be hungry after all that walking.
那肯定不是Lucy，她已经去了美国。
That can’t be Lucy. She has gne t America.
Amy is telling her cusin Shirley sme library rules. Cmplete what she says with must, must nt, have t r dn’t have t. P56
Yu (1) _____ keep quiet in the library.Yu (2) _____ keep the bks clean and tidy.Yu (3) _______ draw r write n the bks .
Yu (4) _______ eat r drink in the library.Yu (5) _____ return the bks n time. If yu want t keep them lnger, yu (6) ______ renew them.Yu (7) ____________ bring yur student card every time yu g t the library, but remember t bring yur library card.
d nt have t
Smene has put away(收拾，整理) the bks. Yu ________d it. A. mustn’t B. needn’t C. shuldn’t D. can’t2. It’s the library. S yu ______ knw shuting is nt allwed here. A. can B. must C. need D. may3. Can we discuss here? N, yu ______. Yu will disturb ther peple.A. mustn’t B. wn’t C. dn’t D. needn’t
4. Li Ping left his hmewrk at hme , s he ____ return hme fr it. A. can B. must C. has t D. had t5. It’s the library! Yu _____ shut here. A. may nt B. dn’t have t C. culd nt D. must nt6. We ____ stp when the traffic light turns red. A. may B. must C. have t D. can
7. Yu ____ speak ludly in the library. A. needn’t B. must C. has t D. mustn’t8. That man in the rm _____ be Mr. Li. I saw him in the playgrund. A. can’t B. mustn’t C. must D. may9. --- Mr. Xu, must we hand in ur reprts tday? --- N, yu_____. A. mustn’t B. can’t C. shuldn’t D. dn’t have t
1. 我必须努力学习功课。     2. 我得在家照看妈妈，因为她病了。3. 我们不必等他。他已经走了。4. 这里禁止游泳。
Mre examples
I must wrk hard at my lessns. 
I have t lk after mther at hme.  Because she is ill. 
We dn’t have t wait fr him. He has left.
Yu mustn’t swim here.
Remember the grammar in this lessn.