高中外研版 (2019)Unit 2 Let's celebrate!课文内容课件ppt

这是一份高中外研版 (2019)Unit 2 Let's celebrate!课文内容课件ppt，共22页。PPT课件主要包含了BXUX，Lead-in，Must，must，haven’t，aren’t，maymight等内容，欢迎下载使用。
Using language
Perid 2 Mdals (2)
Read the phts and sentenses belw and make inferences.
He may be in his ffice.
She might be ill yesterday.
This restaurant must be very gd. It’s always full f peple.
That restaurant can't be very gd. It’s always empty.
Which restaurant is better?
He called me yesterday evening, but I didn’t hear it.
I must have been asleep.
1. What d the wrds in bld indicate: an rder, a request, ability r pssibility?
The wrds in bld indicate pssibility.
2. What’s difference between “must have been” and “must be”?
Pssibility: must > culd/might
１)．must +v.２)．must +be ding３)．must +have dne
对现在情况的肯定推测The light is n, and they must be at hme.
对正在发生的情况的肯定推测Listen! They must be reading in the rm.
对已经发生的情况的肯定推测The rad is wet. It must have rained last night.
1. Must 表“推测”： 1) Yu must be very tired, _______ yu? 2) Yu must have finished yur wrk, _______ yu?
--- I rang yur hme yesterday. A man answered but I didn't recgnize the vice. --- Oh, it ___ my brther, Peter. A. must be B. must have been C. can have been D. might be
---- I didn’t see marry at the meeting. ---- She _________________ ill. I guess. (可能生病了)
might have been
2. Must 表“必须”： Must yu g there right nw? Yes, I_________. N, I needn’t. (=N, I dn’t have t.) mustn’t 表“不许可、禁止” Tm, yu ______ leave all yur clthes n the flr like this!
--Must he cme t sign this paper himself?---Yes, he _______. (06高考) A. need B. must C. may D. will
3. Must 表“坚持要”, “偏要”： Must yu play the pian at such a late hur?---- Can I take ff my cat?---- If yu must, yu can.
Necklace Apr, 05
2.can/ culd 的用法1）can, culd用于疑问句和否定句中, 表推测； It can’t be true, because I was n the scene that time. ---- Wh can that by be? ---- It can’t be Obama’s sn. What culd they be ding at this time f the day?2）对过去行为的推测用culd/can nt have dne The dr was lcked. She culdn’t have been at hme.My sister met him at the Grand Theater yesterday afternn, s he culdn't have attended yur lecture． (上海 2000)
3) culd have dne 用于肯定句，译作：“本可以”。 Linda didn’t catch the train. She culd have caught it.Yu culd have been mre careful.He paid fr a seat, when he __ have entered free. A. culd B. wuld C. must D. need
4) can用于肯定句中： can表示一种客观上，理论上的可能性，并不牵涉是否真的会发生,往往译作“有时候会…” Accidents can happen in such rainy days.The weather f Chengdu in April can be very ht.
3. culd may (nt) might (nt)1) 表达不太把握的推测，意为“或许，可能”；
A: Wh are the tw persns ver there?B: They might be turists…A: Turists? They can’t be, I’m afraid. Turists usually take cameras with them.
2) may/ might have dne 对过去不太肯定的推测1) Srry I'm late. I might have turned ff the alarm clck and gne back t sleep again． (北京 2000) 2) It was really very dangerus. I might have killed myself. 那真的是太危险了，我差点没命了。3) —Where is my dictinary? I remember I put it here yesterday. —Yu ____ it in the wrng place. （2007江西卷） A. must put B. shuld have put C. might put D. might have put
shuld
1--- 应该做某事 (09/3)--- “Shuld we invite Sue t the party?”--- “Yes, I think we shuld.”2 表示推测,可译“按理说” (09/2)She is studying very hard, s she shuld pass her examinatin.3 shuld（nt） have dne (08/2) I’m feeling sick. I shuldn’t have eaten s much chclate.
4. 用于suggest / advise / rder /desire/demand 等动词后的从句中 She demanded that I shuld aplgize t her. His suggestin is that we shuld g ut.
5 表示惊讶, 翻译为竟然Yu can’t imagine that a well-behaved man shuld be s rude t a wman.