We made a decision()there would be rain,we should stay at home.

问题描述:

We made a decision()there would be rain,we should stay at home.
A.that B.ifC.that if D.whether 可选B不?

选C.不能选B,同位语从句的that不能省略,后面的句子做decision的同位语.另外,主语从句的that也不能省略.宾语从句的第一个that可以省略,第二个及后面的that不能省略.