回答数
4
浏览数
311
刘小刘1234
do math exercises
蹦蹦跳跳321
do math work
susanwangyue
Alan is writing a math problem
moncherisii
艾伦正在写数学题。用英语表达：1). Allen is writing maths problems on the paper.2). Allen is solving maths problems on the paper.
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