问题
选择题
A boy with two dogs _____ when the earthquake rocked the city. [ ]
A. were sleeping
B. is asleep
C. was sleeping
D. are asleep
答案
答案：C
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A boy with two dogs _____ when the earthquake rocked the city. [ ]
A. were sleeping
B. is asleep
C. was sleeping
D. are asleep
答案：C