Salts can be prepared by______an acid with a base or a metal.A、mixB、mixingC、mi

游客2025-02-04 31

问题 Salts can be prepared by______an acid with a base or a metal.

选项 A、mix
B、mixing
C、mixed
D、to mix

答案 B

解析 The preposition by needs a gerund as its object: mixing.

转载请注明原文地址:https://tihaiku.com/zcyy/3942834.html

相关试题推荐

随机试题

最新回复(0)

Saltscanbepreparedby______anacidwithabaseorametal.A、mixB、mixingC、mi