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初中英语
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单选题
1. — Welcome back to school, Tim. I want to know ____ online.
— Of course, Ms. Clark, I was hard-working.
A .
what did you study hard
B .
if you studied hard
C .
when you studied hard
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使用过本题的试卷
牛津译林版九年级上学期Module 1 Unit 2 语法: that、if和whether引导的宾语从句