陈述句变否定句 They often sweep the floor My father often read some books.There are some pens

陈述句变否定句 They often sweep the floor My father often read some books.There are some pens they often play football怎么变否定句 现在完成时陈述句变疑问句否定句 例子 英语肯定句变否定句怎么变?陈述句变一般疑问句?,陈述句变特殊疑问句? 十句反问句变陈述句,再变双重否定句 often句型怎样变否定句 Betty's cousin often goes to the cinema变否定句 五年级英语的陈述句变否定句 They will fly kite.变否定句 They should cook vegetables变否定句 They like their families.变否定句 20句反问句变陈述句,再变双重否定句快 What do they need?变否定句怎么变 My mother often repeats her words.怎么变否定句 She often sings after class变否定句 she often makes the bed .怎样变否定句? She often tries to keep healthy 变否定句 Let‘s play volleyball 变否定句