问题描述:
the days 在从句中充当的是不是主语?怎么判断出它不是从句中的时间状语?
The days
______ you could travel without a passport are a thing of the past.
A.which
B.in which
C.when
D.at which
选什么,请详细说明原因.
The days
______ you could travel without a passport are a thing of the past.
A.which
B.in which
C.when
D.at which
选什么,请详细说明原因.
问题解答:
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