偶尔抽抽红河
幼苗
共回答了17个问题采纳率:82.4% 举报
这里的意思是主句和从句可以根据各自句中的时间相应地运用虚拟语气,在语法上,这也叫混合虚拟语气,如:
If he had listened to the advice,he wouldn't be in trouble now.
他没有听从建议是过去的事情,所以从句用过去完成时表过去虚拟,而后面的主句是针对现在的情况,只用过去时wouldn't,事实上他现在有麻烦了.
再看下面这个句子:
If you hadn't watched that late movie last night, you wouldn't be so sleepy.
从句是与过去动作事实相反,主句是与现在事实相反.
1年前
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