Question

--- Sam, do you know when Alice ______to my party ?
---I think she will come when she ______free .

A．comes; is

B．comes ; will be

C．will come ; is

D．will come ; will be

Answer 1

C

试题分析：句意：你知道爱丽丝什么时间来我的聚会吗？我认为如果她有空她就回来。第一句是宾语从句，主句是一般现在时，从句根据需要用将来时。第二句是时间状语从句，主将从先，故选C。