I don’t like the color of this sweater. Would you please show me __ one?— Here you are.

Hey, Jack. You ________ on the phone just now. But you weren’t here and the man left a phone number. —Oh? I was in the library.

CaoWenxuan’s newbook hasjust . Let’s goand buy one.

This iseraser and that ispencil sharpener.

There _______ many people here _______ vacation. [ ]