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時(shí)間狀語(yǔ)從句-展示頁(yè)

2025-03-16 21:36本頁(yè)面
  

【正文】 er從句中的謂語(yǔ)動(dòng)詞常常使用一般過(guò)去時(shí)來(lái)代替過(guò)去完成時(shí) 。s play football after school. 放學(xué)后我們踢足球吧 。 after after表示在一段時(shí)間之后 。 before 從句往往帶有否定的含義 。 before before表示在一段時(shí)間之前 。 d. 若表示兩個(gè)短促動(dòng)作幾乎同時(shí)發(fā)生時(shí) , 用 as場(chǎng)合多于 when。 eg. When I had given Mary the spare ticket, I found my own already gone. ( 從句動(dòng)作發(fā)生在主句之前 , 注意主從句的時(shí)態(tài) ) When I finally got there, the meeting had been on for ten minutes. ( 從句動(dòng)作發(fā)生在主句之后 , 注意時(shí)態(tài) ) c. while從句只能表示延續(xù)的動(dòng)作或狀態(tài)或主從句中動(dòng)作的對(duì)比 。 在下列情況下 , 三者彼此之間不能替換使用: a. as更強(qiáng)調(diào)同一時(shí)間或緊接的一前一后或伴隨著的變化 。Adverbial Clauses (狀語(yǔ)從句) Clauses of Time:(時(shí)間狀語(yǔ)從句) Different Kinds of Adverbial Clauses: Clauses of Reason(原因狀語(yǔ)從句) Clauses of Conditions(條件狀語(yǔ)從句) Clauses of Place (地點(diǎn)狀語(yǔ)從句) Clauses of Purpose (目的狀語(yǔ)從句) Clauses of Result(結(jié)果狀語(yǔ)從句) Clauses of Comparison(比較) Clauses of Concession(讓步) Clauses of Manner(方式狀語(yǔ)從句 ) I. 時(shí)間狀語(yǔ)從句 : when, while, as, after, before, since, until/till, as soon as, hardly/scarcely…when, no sooner…than, every time, each time, the moment, the minute, the second, by the time , immediately …. when/while/as ? When + (1)延續(xù)性動(dòng)詞 , 表示段時(shí)間 . When I was young, I liked dancing. ? (2)瞬間性動(dòng)詞 , 表示點(diǎn)時(shí)間 (不能用 while) . It was snowing when we got to the airport. ? (3)表示 “ 這時(shí) ” “ 正在這時(shí)候 ” . I was walking on the street when suddenly someone patted me on the shoulder. ? (4) 主從句動(dòng)作先后發(fā)生 (不能用 while) . When I got to the cinema, the film had already begun. While + (1) 延續(xù)性動(dòng)詞
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