Question

【题目】They will have a trip to the Great Wall if it _______ next Sunday.

A. doesn’t snow B. won’t snow C. didn’t snow D. isn’t snowing

Answer 1

【答案】A

【解析】句意：如果下星期日不下雪，他们将去长城旅行。此处是if引导的条件状语从句，遵循“主将从现”的原则，故答案为A。