问题
选择题
—Listen! What's happening?
—Oh, it might be a girl_____in the next door.[ ]
A. to cry
B. crying
C. cry
D. cries
答案
答案：B
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—Listen! What's happening?
—Oh, it might be a girl_____in the next door.[ ]
A. to cry
B. crying
C. cry
D. cries
答案：B