He is good at sing 哪错了?

He is good at sing 哪错了? JIamim is good at sing 哪个错了 Jiamin is good at sing中哪个单词错了? 改错 she is good at sing David is good at _______(sing). He’s good at (Sing) in their class. He is good at Chinese. he is good at music. He is good at dancing "He is good at scoring he is good at fishing. ----------,he is good at drawing.