How much do these books __you

How much do these books __you --How much are these books? 这两个句子哪个对?这两个句子哪个对，1.How much do these books cost?2.How much How much are these books?You do not have to___them.They are How much are these books (同义句） How much are these exercise books?(变成单数句) are,there,how,these,books,much,exercise.连词成句 How much are these books?(同义句） （ ）（ ）（ ）（ ）these books?根据格式填 How much do you speng on books every month? 单项选择 How much do these coats -----?They ----- ￥300. Do you know how much these cakes are? how much are these