It is Sunday today. Lily and Lucy in the parkA. is playingB. playingC. playsD. are playin

问题补充：

It is Sunday today. Lily and Lucy in the park

A. is playing

B. playing

C. plays

D. are playing

答案：

A. is playing

B. playing

C. plays

(答案→)D. are playing

解析： 考查时态。因为指今天正在发生的情况，所以用现在进行时，且主语Lily and Lucy是并列的，用作复数，所以选D。