问题描述:
"Has John finished the job " "No,and it ( ) tow hours ago."
A should be finished B should have been finished
这道题是虚拟语气是来习题 ,为什么不是A
A should be finished B should have been finished
这道题是虚拟语气是来习题 ,为什么不是A
问题解答:
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