例子在时间、条件状语从句中表示将来的动作When he gets to Europe, he will email meIf it doesnt rain tomorrow, well go to the Summer Palace(颐和园)1. All the students in Class 5 will climb the mountain if it _rain tomorrow . A.wont B.dont C.didnt D.doesnt考察if引导的条件状语从句的时态。如果条件状语从句的主句是一般将来时，从句要用一般现在时代替一般将来时。2. I am sorry that john is out Please ask him to call me as soon as he _B_A. return B.returns C.will return 解析：as soon as 一.就.,引导时间状语从句。
