20xx牛津譯林版八年級上冊unit8naturaldisastersgrammar2課件-展示頁
2024-12-19 23:47本頁面
【正文】 e …was playing puter games. ?…was singing while …was doing his homework when ,while 的區(qū)別 I was reading when you came in. I was reading when you were sleeping. When引導(dǎo)的時間狀語從句，謂語是 延續(xù)性 的，或者 短暫性 的。通常用 一般過去時 ，也可以用進行時。 The teacher came in ____ students were talking noisily. =The students were talking noisily ___ the teacher came in. when while when 后通常加短暫性動詞，如： arrive, e in, get up, open, close, finish, begin, e, go, arrive, reach, get to, leave, move, borrow, buy, die, knock 等 While后通常加延續(xù)性動詞 , 如： live, run, stay, clean, play, hold, watch, teach, read, study,
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