1 . My sister bought this T-shirt at such a low price. She was really good at ________ (讨价还价). (根据汉语提示单词拼写)

3 . They sold their house for only 550,000 yuan, so the buyer got________ good bargain. (用适当的词填空)

4 . It is not necessary ________(bargain)this small amount. （所给词的适当形式填空）

5 . He was given a seven-year ________ (合同) with an annual salary of $ 150,000. (根据汉语提示单词拼写）

6 . Did you fancy _________（bargain）with them about it? They might reduce the price. （所给词的适当形式填空）

7 . —I wonder how much you _______for your services.
—Well, the first two are free while the third costs $30.

A．bargain

B．charge

C．offer

D．donate