问题描述：
Look!Jane's grandmother [ ] with some aged people in the park.A.dances B.danced c.is dancing D
Look!Jane's grandmother [ ] with some aged people in the park.
A.dances B.danced
C.is dancing D.was dancing
填什么 求求
看下面的
Look!Jane's grandmother [ ] with some aged people in the park.
A.dances B.danced
C.is dancing D.was dancing
填什么 求求
看下面的
问题解答：
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