作业帮 > 英语 > 作业

Having been attacked by terrorists,_____.四个选项哪个正确,为什么?

来源:学生作业帮 编辑:搜搜考试网作业帮 分类:英语作业 时间:2024/07/27 11:53:19
Having been attacked by terrorists,_____.四个选项哪个正确,为什么?
A.doctors came to their rescue B.the tall building collapsed
C.an emergency measure was taken D.warning were given to terrorists
after 不可以像if 一样用在省略的状语从句中吗?只能作介词吗?
Having been attacked by terrorists,_____.四个选项哪个正确,为什么?
答案是B.Having been _表示被动.所以,非谓语后半部分的主语应该是物.被恐怖分子袭击后,大楼坍塌.根据翻译选B.After是介词,不引导省略状语从句.但可以用于过去时或过去完成时中,引导从句,表示有先后顺序.