问题
选择题
—Where is Lucy?
—She _____ on the playground with her classmates. [ ]
A. running
B. is running
C. runing
D. is runing
答案
答案：B
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—Where is Lucy?
—She _____ on the playground with her classmates. [ ]
A. running
B. is running
C. runing
D. is runing
答案：B