-Do you know if he( )to play football with us?

来源：学生作业帮编辑：作业帮分类：英语作业时间：2024/05/07 16:40:19

-Do you know if he( )to play football with us?
-I think he will come if he( )gree tomorrow.
A.comes;is
B.comes;will be
C.will come;is
D.will come;will be
正确答案是C.为什么不选A?两句话是都是IF引导的宾语从句的用法吗?

C
第一个IF "是否‘ 引导的是宾语从句,动作还没发生,故用一般将来时.
第二个IF ’ 如果‘ 引导的是状语从句,遵循‘ 主将从现’ 原则,主语是HE三单,故要用is
加油!不明白再问!

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