6．bargain n. 交易，买卖合同 n. 廉价货 vt. 讨价还价，成交
We’ve made a bargain that he will do the shopping and I’ll cook.我们讲定了，他买东西，我做饭。
The haven’t kept their side of the bargain.他们没有遵守协议。
These shoes are a real bargain at such a low price.这些鞋价钱这么低，确实便宜。
If you bargain with them, they might reduce the price.如果你和他们讲价钱，他们可能会降价。
The increased demand for their skills has given these workers greater bargaining power.对这些工人的技能需要在增加，这使他们有更大的讨价的本钱。

7．admit vt./ vi. 承认、供认；准许……进入、接纳、招收 vi. 容许、承认
admit sb. (sth.) into/ to sth.
be admitted to school( hospital)
admit sth.
admit doing sth.
admit that
The school admits sixty new boys and girls every year.这所学校每年招收60名男女新生。
Smoking is not admitted here.此处禁止吸烟。
The prisoner has admitted his guilt.犯人认罪了。
Many students are admitted to college every year.每年有许多学生上大学。

8．abandon vt. 抛弃，遗弃，弃……而去；中止，放弃
abandon oneself to 纵情于……，沉溺于…
He abandoned his family. 他抛弃了家人。
He abandoned the plan. 他放弃了这个计划。
He always abandons himself to pleasure. 他总是纵情于娱乐。

9．appetite n. 食欲；欲望，渴望
He has a good appetite. 他胃口好。
Exercise gave me a good appetite. 运动促进我的食欲。
He has a great appetite for knowledge. 他渴求知识。

10．negotiate vi. （与人就……）交涉，协商，谈判；vt. （依交涉、协议）做决定，协定
negotiate with sb. with about/ on/ over sth. 与……交涉
We negotiated with the school administration about the tuition increase. 我们与校方协商学费调高问题。
The two leaders negotiated a settlement of the dispute. 那两位领导人通过谈判解决了纷争。
The two countries negotiated a treaty. 两国缔结了一项条约。