Almost all metals are good conductors, silver _______the best of all.A、isB、bein

游客2023-10-29  20

问题 Almost all metals are good conductors, silver _______the best of all.

选项 A、is
B、being
C、has been
D、is to be

答案 B

解析 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Almost all metals are good conductors,and silver is the best of all.
转载请注明原文地址:https://tihaiku.com/zcyy/3139665.html
最新回复(0)