问题
选择题
The police _____ the missing boy everywhere when he suddenly appeared in a theatre. [ ]
A. were searching for
B. are searching for
C. were searching
D. is searching for
答案
答案：C
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The police _____ the missing boy everywhere when he suddenly appeared in a theatre. [ ]
A. were searching for
B. are searching for
C. were searching
D. is searching for
答案：C