Almost all metals are good conductors silver______ the best of all.A.isB.beingC.has beenD
正确答案
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Almost all metals are good conductors, silver______ the best of all.
A.is
B.being
C.has been
D.is to be
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正确答案:B
独立主格结构。逗号前后分句缺乏连词,空格处不能填入谓语动词构成独立分句,因此只能选B构成独立主格结构,表伴随状态,相当于Almostallmetalsaregoodconductors.andsilveristhebestofall.
