问题
选择题
The teacher, along with his students, _____ on the ground in the setting sun. [ ]
A. play
B. playing
C. is playing
D. are playing
答案
答案：C
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The teacher, along with his students, _____ on the ground in the setting sun. [ ]
A. play
B. playing
C. is playing
D. are playing
答案：C