What were you doing when the robbery happened?(改为同义句) What were you doing ( )( )( )(

问题描述:

What were you doing when the robbery happened?(改为同义句) What were you doing ( )( )( )(
What were you doing ( )( )( )( )the robbery (每空一词)

What were you doing (at) (the) (time) (of) the robbery.