Big erasers are just one yuan ________ and the small one is 0.5 yuanA oneB every C eachD all

Big erasers are just one yuan ________ and the small one is 0.5 yuanA oneB every C eachD all Big erasers are just two yuan（）and the small only one yuan.A ever B all C any D each 15.Near our school there is a store.It’s 1 but there’re 2 of school things.Do 3 like exercise books,erasers,pens 4 color pencils?They are 5 .Big erasers are just one yuan 6 and the small one is 0.5 yuan.The color pencils are just 7 2 yuan.I want these are erasers 对erasers提问 these are erasers对erasers进行提问 Are those erasers? Big erasers are juse one yuan ____ and the small one is 0.5 yuan A every B each C one改选什么. Are these your erasers?否定回答 Those are (erasers.)对括号部分提问. Those are erasers 改为单数形式 Are those your erasers改否定句 Are those her erasers改为单数句 Are those erasers?改为单数句 they are their erasers 改为一般疑问句 Who is erasers are these改错 those are my erasers 改为同义句 Those are erasers(改为一般疑问句并作否定回答) Those are erasers 改为一般疑问句,并作否定句