题目

For six hours,the FBI negotiate with the man.这句话该用什么时态?
For six hours,the FBI negotiate with the man.
这句话的后半部分该用什么时态?也就是 for six hours,后面应该用什么时态?意思是表示FBI跟他们谈判了6个小时.
现在完成进行时?还是什么?
For six hours,the FBI (has negotiated) with the man.现在完成时?
or
For six hours,the FBI (has negotiating) with the man.现在完成进行时？
or
For six hours,the FBI ( negotiated) with the man.

提问时间：2021-04-01

答案

根据不同情景,三种情况都是可以用的,1. 表示到现在为止,FBI谈判了6个小时,FBI谈判的动作是在现在之前完成了2. 首先,现在完成进行时应该是has been doing ,the FBI has been negotiating with the man for six hours....