1.用括号内所给词的适当形式填空
问题描述：
1.用括号内所给词的适当形式填空
-Do you know when he will come back tomorrow?
-Sorry,I do not know .When he ____(come) back,I will tell you.
2.同义句转换,每空一词,含缩写
He makes a living as a player.
=He makes a living ____ ____ sports.
3.单项选择
- Let us go fishing if it _____ this weekend.
-But nobody knows if it ___.
A.is fine ; will rain
B.will be fine ; rains
C.will be fine ; will rain
D.is fine ; rains
答
1）comes 状语从句主句用将来时从句用一般现在时,本题为when引导的时间状语
2）by doing 应该这样填
3）选a 第一空和1）同理 只不过在这里为条件状语从句.第二个空为will rain 在这里if为“是否”,根据意思应该用将来时,“没有人知道他是否会下雨”是将来的事所以用将来时