did the headache start? --- About two hours ago. A. When B. What C. where D. How 查看更多

 

题目列表(包括答案和解析)

______ did the headache start?
—About two hours ago.
[     ]
A. When      
B. What       
C. Where    
D. How

查看答案和解析>>


同步练习册答案