题目内容
20.We shouldn't have come north for Christmas vacation.If we ____,we wouldn't be stuck in the snow right now.( )A. | wasn't | B. | didn't | C. | hadn't | D. | weren't |
分析 我们本不应该来北方度圣诞假期.如果我们不来的话,现在就不会困在大雪中了.
解答 答案:C 题干中We shouldn't have come north for Christmas vacation表达与事实相反的假设,要用虚拟结构;对过去情况的虚拟,条件句中要用过去完成时态.故选C.
点评 虚拟语气是表示与事实相反的假设,构成方式有:对现在或将来,条件句中用一般过去时态,主语用情态动词加动词原形;对过去,条件句中用过去完成时态,主语用情态动词加完成时态.学习时,要牢记构成方式.
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