浙江省紹興縣楊汛橋鎮(zhèn)九年級(jí)英語(yǔ)全冊(cè)u(píng)nit13we’retryingtosavetheearthsectiona1課件-在線瀏覽
2025-04-14 06:37本頁(yè)面
【正文】 on weekends. 2. 他習(xí)慣于每天晚上睡得很晚。 結(jié)構(gòu)： be + 過去分詞 . A new school was built last year. Our classroom is cleaned every day. Translate the sentences by using Passive voice. 1. 剛才一些老年人參觀了博物館。 The museum was visited by some old people just now. Different kinds of machines are used to work by the workers. 結(jié)構(gòu) : has/have + 過去分詞 標(biāo)志詞： already, yet, ever, never, since, for… . I haven’t finished my homework yet. 定義： 表示動(dòng)作已經(jīng)完成 , 但對(duì)現(xiàn)在造成影 響 。 現(xiàn)在完成時(shí) : Present Perfect Complete the following sentences. 1. I _________ (be) in Beijing for two years. 2. I _____ never _____ (hear) of that man before. 3. Tom __________ (work) there since two years ago. have been have heard has worked 4. The twins ___________ (wash) the clothes for an hour. 5. He _________ (play) basketball since three years ago. 6. How long ____ Sally _____ (sing) yet? have washed has played has sung 1. 情態(tài)動(dòng)詞本身有一定的詞義 , 表示說話人的情緒、態(tài)度或語(yǔ)氣 , 但不能單獨(dú)作謂語(yǔ) , 只能與其他動(dòng)詞構(gòu)成謂語(yǔ)。 情態(tài)動(dòng)詞 2. 情態(tài)動(dòng)詞無人稱和數(shù)的變化 , 后接動(dòng)詞原形。個(gè)別情態(tài)動(dòng)詞有過去式形式 , 可用來表達(dá)更加客氣、委婉的語(yǔ)氣。 2. 首先你必須完成作業(yè)。 4. 她一定知道這個(gè)問題的答案。 買得起 4b Fill in the blanks with the appropriate modal verbs from the box. People __________ think that big things ______ be do
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