If we (know) ______ that the books were available, we would have bought them yes

游客2024-06-28 45

问题 If we (know) ______ that the books were available, we would have bought them yesterday.

选项

答案 had known

解析本题考查虚拟语气。根据句子结构，可以判断这句话是对过去事实进行相反假设的虚拟语气句，因此主句用情态动词+动词的完成式，从句用过去完成时。

转载请注明原文地址:https://tihaiku.com/zcyy/3653760.html

相关试题推荐

随机试题

最新回复(0)

Throughanadvertisementyoucanlearnwhatproductisavailable,wheretobuyi