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