根据下列英文选择合适的中文draw
A.画
B.写
C.跑
请为下列句子选择正确答语What are you doing?
A.We play a game.
B.We're playing the drums.
请为下列句子选择正确答语What is Amy doing?
A.She's play the piano.
B.She's playing the piano.
请为下列句子选择正确答语What's Sam doing?
A.He's making cake.
B.He's making a cake.
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