单项选择题A.The bookstore pays 50% of their original value for the books if the professor changes texts.B.The bookstore pays 50% of their original value for the books in good condition.C.The bookstore pays 50% of their original value for the books marked up.D.The bookstore pays 50% of their original value for the books if a new edition comes out.
单项选择题A.The man and woman shopped all over town.B.The woman went to many different stores.C.The woman bought some bookcases on sale.D.The man sold the woman some expensive bookcases.