高中英語unit3grammarandusage教案牛津譯林版選修7-免費(fèi)閱讀
【正文】 are supposed to 應(yīng)該做某事。 must+have+過去分詞表示對(duì)過去情況的推斷。 4) can, could 在口語中相當(dāng)于 may, might,表示許可。t. You mustn39。 3) do+not+原形動(dòng)詞構(gòu)成否定句 。 3. After learning auxiliary verbs, the students will apply what they’ ve learned about auxiliary verbs. Teaching procedures: Step 1 Leadin (PPT 4) Q: What are auxiliary verbs? A: Auxiliary verbs are used in forming tenses, moods and voices of other verbs. The verbs used for this purpose include be, do, have and modals. Step 2 Introduction (PPT 5) Point out the auxiliary verbs. 1. He doesn39。t like English. 2. He is singing. 3. He has got married. 4. He was sent to England. 5. Do you like college life? 6. Did you study English before you came here? 7. Do e to the party tomorrow evening. 8. He did know that. Step 3 Presentation(PPT 624) Auxiliary verbs: be (am/is/are/was/were/been) do (does/did) have（ has/had） modals（ shall/should/will/would/can/ could/may/might/must/need/dare ） A phrasal auxiliary verb（ have (got) to, had better/would sooner/rather (? than)/cannot (help) but/be (not) to/be supposed to/ought to/used to/be about to/be able to） 1. be（ am/is/are/was/were/been） The small animals are kept in the cages. He is giving a lecture. The Inter has too much information that has not been evaluated for accuracy. Your house is bigger and nicer than min
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