Mary is good at singing.(改为同义句)Mary ___ ___

Mary is good at ------.(paint) 改错 she is good at sing Is Mary (good)than me at(swim) Mary is good at English = Mary in English Wang Mei is good at sing English songs改病句 Lucy is good at ___(sing).这个怎么填,为什么? 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? Mary is s_______.She is good at her subjects. The teacher is good at ___(sing).She ___(sing)a song just now. Mary is good at English.Lucy is good at Englis=_____ _____Mary____ ____Lucy is good at Englishi My sister is good at ___(sing),but she isn't good at ___(dance) Mary is good at playing soccer.改同意句 Mary is good at running（同义句转换） 改为同义句：Mary is good at dancing. Mary is good at flying kite.（改为否定句） is at maths good mary .连词组句