When Mark opened the door ,he saw a woman standing there.He____he beforeA has never seen B had never seen为什么B不可以啊 不是前面有个saw么,然后see这个动作是发生在saw之前啊.

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/06 07:37:35

When Mark opened the door ,he saw a woman standing there.He____he beforeA has never seen B had never seen为什么B不可以啊 不是前面有个saw么,然后see这个动作是发生在saw之前啊.
When Mark opened the door ,he saw a woman standing there.He____he before
A has never seen B had never seen
为什么B不可以啊 不是前面有个saw么,然后see这个动作是发生在saw之前啊.

When Mark opened the door ,he saw a woman standing there.He____he beforeA has never seen B had never seen为什么B不可以啊 不是前面有个saw么,然后see这个动作是发生在saw之前啊.
我也觉得选B,答案应该是错了.前面的句子使用了过去时态,而before则表示时间是在“过去的过去”,故用过去完成时.

应该是B,你分析的对。

答案错了, 不可能用现在完成时, 要用过去完成时.