随堂演练
及时体验 巩固提升
1．In the market, the merchants bargained and joked ________ their customers and neighbours.
答案与解析 with 句意：在市场上，那些商人和他们的顾客和邻居们一边讨价还价，一边开玩笑。
2．This is a ________ (shame) conduct. I feel ________ (shame) of what he's done.
答案与解析 shameful; ashamed 第一空表示“令人羞愧的行为”，第二空表示“(我感到)羞愧的”。故前一空用shameful，指行为；后一空用ashamed，仅作表语。
3．I think he'll surely give comments ________ your composition if you ask him to.
答案 on
4．The information, which she found ________ no value, proved to be ________ great use
