例1: Had they known what was coming next, they ______ second thoughts. (2017·浙江卷 19)
A. may have
B. could have
C. must have had
D. might have had Ⅴ. 虚拟语气
【解析】选D。本句是一个倒装句,可还原为:If they had known what was coming next, they might have had second thoughts.根据had known提示,可知是与过去事实相反,因此虚拟语气主句中应该用would/might +have done,由此可见答案D符合语境。 例2: We lost our way in that small village, otherwise we ______more places of interest yesterday. (2017·福建卷 31) A. visited B. had visited C. would visit D. would have visited 【解析】选D。句意: 我们在那个小村庄迷路了,要不然的话,我们昨天就游览了更多的名胜古迹。本题关键是从时间状语yesterday知道是对过去的虚拟,前半句是过去的客观事实“我们在那个小山村迷路”,otherwise(否则),后半句是用对过去的虚拟would have done,答案为D项。对虚拟语气的做法主要是看时间状语或是看里面的关键词是对什么时间的虚拟,这就很容易了。故选D。
考点1:if从句的3种虚拟形式 考点2:wish 后的宾语从句 1.表示与现在事实相反的愿望,谓语动词用过去式。 2.表示与过去事实相反的愿望,谓语动词用had+ done。 3.表示将来难以实现的愿望,谓语动词用should/would(情态动词) + 动词原形。 考点3:含蓄条件句 非真实条件句中的条件从句有时不表达出来,只暗含在副词、介词短语、上下文或其他方式表示出来,这种句子叫做含蓄条件句。其常见结构有: 1.if only要是……就好了(与wish后面的虚拟语气类似) If only you hadn't told him the news. 要是你没有告诉他这个消息就好了。 2.without/but for如果没有…… Human beings would die without water. (=Human beings would die if there were no water.) 如果没有水,人类就会灭亡。 3.otherwise/or否则,不然的话 I had no money then. Otherwise I would have bought that book. 我当时没有钱,要不然,我就买那本书了。 考点4:虚拟语气的其他常见表现形式
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