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as if / if though的從句用虛擬語氣-初中英語語法學習

時間:2015-06-15 16:53:00   來源:無憂考網(wǎng)     [字體: ]
★以下是©無憂考網(wǎng)英文寫作翻譯頻道為大家整理的《as if / if though的從句用虛擬語氣-初中英語語法學習》,供大家參考。更多內(nèi)容請看本站寫作翻譯頻道。

一、基本用法

  以as if (as though)引導(dǎo)的方式狀語從句或表語從句,有時用虛擬語氣,若表示與現(xiàn)在事實相反,謂語動詞用一般過去時;若表示與過去事實相反,用過去完成時;表示將來的可能性不大,用would (might, could)+動詞原形:

  He acts as if he knew me. 他顯得認識我似的。

  They treat me as though I were a stranger. 他們待我如陌生人。

  He talks as if he had been abroad. 他說起話來好像曾經(jīng)出過國。

  二、兩點說明

  (1) 從句所表示的內(nèi)容若為事實或可能為事實,也可用陳述語氣:

  It looks as if we’ll be late. 我們似乎要遲到了。

  This meat tastes as if it has already gone bad. 這肉吃起來似乎已經(jīng)壞了。

  在現(xiàn)代英語中,有時即使從句內(nèi)容不是事實,也可能用陳述語氣:

  I feel as if [as though] I’m floating on air. 他感到好像漂浮在空中。

  The stuffed dog barked as if it is [were, was] a real one. 玩具狗叫起來像真狗。

  (2) 注意 It isn’t as if…的翻譯:

  It isn’t as if he were poor. 他不像窮的樣子(或他又不窮)。

  It isn’t as if you were going away for good. 又不是你離開不回來了。