牛津譯林版高中英語選修七unit3theworldonlinegrammarandusage教學(xué)設(shè)計-在線瀏覽
2025-01-22 17:15本頁面
【正文】 t have rained yesterday. So it must be slippery outside. Do be careful! You needn39。 shall用于詢問對方的意向。 3) will 用于第二人稱疑問句中 ,詢問對方意志或請求。 would +原形動詞表示過去一段時間的習(xí)慣。 can, could 表示能力 ,相當(dāng)于 be able to。 can,could用于慣用語。 5) must表示必須、義務(wù)等 ,強調(diào)主觀因素。 must的否定式表示不準(zhǔn) ,禁止等意思。 must+原形動詞表示對現(xiàn)在情況的推斷。t+have+過去分詞表示過去不必做卻已經(jīng)做了的事。 5. 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 ? ） It’ s getting late. I’ ve (got) to go now. You don’ t have to take off your shoes. Many countries would rather be cautious with this new technology. The tickets had been sold out, so I could not (help) but go back home. The children are supposed to be at school before 8 . I used to love cats but not now, because I was once attacked by a big black cat. He didn’ t use to smoke when he was younger. Did he use to e as often as he does now? Tip: have to 強調(diào)客觀因素。 could not (help) but 只能做某事。 used to 表示過去常常做某事。 Step 4 Practice (PPT 2526) Exercises on Page 41 in the textbook. 1. Answers to Part A (P41) Success never es easy. How many of you (1) have heard of successful people who (2) haven’t made any effort? People often have to overe failures before they can acplish something great. They usually (3) don’t find success from the very beginning. Van Gogh sold only one painting during his lifetime, but this (4) didn’t stop him from pleting over 800 paintings. Thomas Edison (5) was fired from his first two
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