问题补充:
– I don’t know if Mr. Li to the party this evening.
-- I think he will come if he free.
A. will come; is
B. will come; will be
C. comes; is
D. comes; will be
答案:
(答案→)A. will come; is
B. will come; will be
C. comes; is
D. comes; will be
解析:从句时态的考察 本题考察if引导的从句时态的考察,第一个if引导的是宾语从句,“李老师今晚是不是将参加我们的聚会”应用一般将来时;第二个if引导的是条件状语从句应“主将从现”。