I think it____this afternoon.You'd better take a raincoat with you.A.israining B.is going toC rain

问题描述:

I think it____this afternoon.You'd better take a raincoat with you.A.israining B.is going toC rain

【解】B B 答案后面还有个rain吧
句意;我认为今天下午要下雨,你最好带把雨伞
be going to是一般将来时的一种表现形式,表示将来某个时间某个时间要发生的动作或存在的状态
意为打算,将要