A boy can swim very well.A boy swims very well .这两句改成过去时怎么改呢

A boy can swim very well.A boy swims very well .这两句改成过去时怎么改呢 在线英语考试选择填空 ：（）1.Lucy can ( ) very well .A.swim B .swims C.sw "Tom can swim very well."改否定句,怎么改! 区分be able to和can.My brother( )swim very well.介词填空.The boy is 把He swims very well改成感叹句 goose can swim very well. they can swim very well I can swim very well. 改否定句:The boy speaks Einglish very well. The boy writes very well 改为感叹句 he is a -----boy.he plays soccer very good. A,well B,fine He swims very well.改疑问句和否定句