牛津譯林版高中英語選修七unit3theworldonlinegrammarandusage教學(xué)設(shè)計(jì)-展示頁
2024-12-01 17:15本頁面
【正文】 t 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. [Explanation] 學(xué)生英文動(dòng)詞種類模糊，所以有必要向?qū)W生解釋清楚什么是助動(dòng)詞。 Step 2 Introduction (PPT 5) Point out the auxiliary verbs. 1. He doesn39。 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 mine. I am to go abroad on business tomorrow. Tip: 1） be作為本動(dòng)詞表示狀態(tài)或客觀存在等意思。 3） be +現(xiàn)在分詞構(gòu)成各種進(jìn)行時(shí)態(tài)。 5） be用于 have/has/had 后構(gòu)成完成時(shí)。 2) do+主詞 +原形動(dòng)詞構(gòu)成疑問句。 4) do(+not)+主詞用于附帶問句。 6) Never (Only) 等 +do+主詞 +原形動(dòng)詞用于倒裝句 3. have（ has/had） I have never seen such a strange man. Can I have my hair cut now? I often have my assistant help me do it. Tip: 1) 助動(dòng)詞 have+過去分詞構(gòu)成完成時(shí)態(tài)。 3) have +受詞 +原形不定詞表示請或讓某人做某事。t help thinking of it. Must I go with you? No, you needn39。t fet your medical card. Oh, it is wet outside. It mus
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