They can swim (改为一般疑问句)还有一句He often helps his mother do the housework(改为同义句)

问题描述:

They can swim (改为一般疑问句)
还有一句
He often helps his mother do the housework(改为同义句)

正确答案是:They can swim (改为一般疑问句)- Can they swim?注释:只要把情态动词“can”移到句首即可.He often helps his mother do the housework(改为同义句)He often helps his mother with the housework....