what's the girl ______?She's riding a bike.A.do B.doing C.does D.is doing

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what's the girl ______?She's riding a bike.A.do B.doing C.does D.is doing

what's the girl ______?She's riding a bike.A.do B.doing C.does D.is doing
what's the girl ______?She's riding a bike.A.do B.doing C.does D.is doing

what's the girl ______?She's riding a bike.A.do B.doing C.does D.is doing
选B

d D 表示进行时看回答的句子也可看出世态

B

选B,,太简单了