mary has some books变否定句

mary has some books变否定句 He read some books(变否定句) He has some books.否定句 五年级英语练习题 句型转换肯定句变否定句,否定句变肯定句.1.Mary has some pencils. Mary does not have any books（改成肯定句） Mary has some books. 英语句型转换陈述肯定句变陈述否定句,问：Mary has some pencils答：Mary don't has so im going to buy some comic books变否定句 I have some books in my backpack.变否定句 His parents bought him some books.(变否定句） there are some books 变疑问句和否定句 mary has some cds(改成否定句） mary has some pets at home 改为否定句