We'll go shopping if it (D) cold tomorrow

问题描述:

We'll go shopping if it (D) cold tomorrow
A doesn't
B won't
C won't be
D isn't
为什么要选D?

cold是形容词 be动词修饰形容词
如果是We won't go shopping if it doesn't rain tomorrow
这里就不一样了 这里的rain是作动词