Question

I don’t know if it ______ tomorrow. If it ______, we’ll go out for a picnic. A．will rain; wo

I don’t know if it ______ tomorrow. If it ______, we’ll go out for a picnic. A．will rain; won’t rain B．rains; doesn’t rain C．rains; won’t rain D．will rain; doesn’t rain

Answer 1

D

考查if的用法。if作“如果”讲，引导条件状语从句，从句遵循“主将从现”原则；if作“是否”讲，引导宾语从句，从句的时态不受限制。句意“我不知道明天是否会下雨。如果明不天下雨，我们将外出野餐。”故选D。