What( )you( )(do)to my puter?It( )(work)all right a moment ago.But now it is refusing to work.
网友回答
What(have )you( done)(do)to my puter?It( worked)(work)all right a moment ago.But now it is refusing to work.
这句话的意思是：你对我的电脑做过什么了?刚才它还能好好地工作,但现在啥也干不了啦.
这里强调的是“做过”,所以要用完成时.
======以下答案可供参考======
供参考答案1:
did do,was working
供参考答案2:
What(have )you(done )(do)to my puter?It( worked)(work)all right a moment ago.But now it is refusing to work.
供参考答案3:
what did you do to my puter?
it worked all right a moment ago.
but now it is refusing to work.
供参考答案4:
What did you do to my puter?It worked all right a moment ago.But now it is refusing to work.