I want a pair of scissors改为一般疑问句

I want a pair of scissors改为一般疑问句 i want a pair of pants如何变一般疑问句 i have a pair of cheap shoes改为一般疑问句 There is a pair of scissors on the table改成一般疑问句 请说明理由 1.I want to buy a new pair of scissors.The old ______ I want a glass of milk.（改为一般疑问句） she needs a pair of yellow sock 改为一般疑问句 she wears a pair of glasses.(改为一般疑问句） Jenny has a pair of new shoes.(改为一般疑问句)（ ）Jenny( ) a pair of 改为同义句：I want a pair of shoes.I _____ _____ a pair of shoes. I need a new pair of jeans 改为反义疑问句 I have to buy a pair of scissors.I prefer______选什么,为什么