isrecordedinthehistorybook,DiaoyuIslandhasbelongedtoChinasinceancienttimes.()A.AsB.ThatC.WhichD.What
is recorded in the history book,Diaoyu Island has belonged to China since ancient times.( )
A. As
B. That
C. Which
D. What
分析句式可知,___is recorded in the history book是非限制性定语从句,从句中缺少主语,as符合提议,有正如的意思.what,that不能引导非限制性定语从句,which引导非限制性定语从句不能放在句首.
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