I don't know _____ I am free this afternoon. [ ]A. that B. what C. if D. which -八年级英语

题目简介

I don't know _____ I am free this afternoon. [ ]A. that B. what C. if D. which -八年级英语

题目详情

I don't know _____ I am free this afternoon.
[     ]
A. that
B. what
C. if
D. which
题型:单选题难度:中档来源:期末题

答案

C

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