Which books are older? The red ________ (one). 急

Which books are older? The red ________ (one). 急 I like one of the two books.A the older B older C the oldest Here are two books.One is red.____is green.A.Other B.The oth There are several story-books Red Star is the best one I hav which box is () the red one or the white one The ---(one )in the box are red Which is your pencil?______.A,The one red.B,The red one.C,A That red dictionary costs ________ the blue one the books which are(填介词~) the desk are mine Which one______you like,the blue one_____the red one?A.does. I bought the books which are on the counter和the books which 英语中是用"Are these your a red books"还是用"Are these your the red