A.which B.that C.what Dwhether

A.which B.that C.what Dwhether
some researcher believe that there is no doubt --- a cure for AIDS will be found.
the play brought the scene back to my mind how i was looked after by the villagers.
A.how B.when C,which D.that
其他人气:280 ℃时间:2019-12-12 23:02:56
优质解答
选D that.
There is no doubt that+从句(‘从句’即一完整句子):毫无疑问……
此为一固定搭配,就是说讲英语的国家的人们都很习惯用这个大家都知道的固定方法去交流.
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