题目
We should help each other in difficult times.改为同义句
We should help each other ( )( )( )( )
What were you doing when it rained?
What were you doing ( )( )( )( )the rain?
We should help each other ( )( )( )( )
What were you doing when it rained?
What were you doing ( )( )( )( )the rain?
提问时间：2020-10-16
答案
1.during the hard times
2.at the time of
2.at the time of
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