He looks as if he ( ) ill for a long time
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He looks as if he ( ) ill for a long time
一个关于 as if 的虚拟语气 1 would be 2 has been 3 had been 4 must
什么不是2呢?for a long time可知道是现在的 怎么说难道说looks as 有过去的意思?
一个关于 as if 的虚拟语气 1 would be 2 has been 3 had been 4 must
什么不是2呢?for a long time可知道是现在的 怎么说难道说looks as 有过去的意思?
首先,look as if的意思是“看起来像是”,“似乎好象是...",只是一种猜测,与事实并不完全一致,所以是虚拟语气的一种表达.
其次,在虚拟语气中,时态一般使用与事实相对应的"过去的时态",就是:假如句子表达的意思本来应该是将来时,在虚拟语气的情况下就要用过去将来时;本来句子表达的意思应该是一般现在时,在虚拟语气中要用一般过去时;假如句子本来的意思是现在完成时,在虚拟语气中则应用过去完成时.
所以,由于这个题目的谓语是"looks as if",也就让句子处在虚拟的条件中,因此,根据时间状语"for a long time",本来在一般的情况下应该是用现在完成时的,在虚拟的情况下,与之对应的过去的时态则为过去完成时,所以选had been.
其次,在虚拟语气中,时态一般使用与事实相对应的"过去的时态",就是:假如句子表达的意思本来应该是将来时,在虚拟语气的情况下就要用过去将来时;本来句子表达的意思应该是一般现在时,在虚拟语气中要用一般过去时;假如句子本来的意思是现在完成时,在虚拟语气中则应用过去完成时.
所以,由于这个题目的谓语是"looks as if",也就让句子处在虚拟的条件中,因此,根据时间状语"for a long time",本来在一般的情况下应该是用现在完成时的,在虚拟的情况下,与之对应的过去的时态则为过去完成时,所以选had been.
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