4 . 词性转换
1. precise adj.准确的；精确的→________adv.准确地；精确地；的确如此
2. influence n．影响 v．影响；对……起作用→________adj.受影响的→________adj.有很大影响力的；有支配力的
3. invest v．投资；(把资金)投入；投入(时间、精力等)→________n．投资额；投资；(时间、精力的)投入→________n．投资者；投资机构
4. criticise vi.& vt.批评；指责；评价→________n．批评；指责；评论
5. recognize vt.认出；识别；承认→________n．承认；认出；赞誉
6. exhibit v．展示；陈列；展览→________n．展览；(技能、感情或行为的)表演
7. expand vt.扩展， 扩大 →________n．扩张；扩展；扩大
8. represent vt.代表；象征；描绘→________adj.典型的；有代表性的 n．代表

5 . Tang didn’t gain________ as one of the greatest artists in China until a century later.

A．expansion

B．exhibition

C．recognition

D．impression

7 . It’s no _______ to say that about 80 percent of the watermelons and sweet melons at people’s dining tables every day are the result of great efforts made by Wu and her team.

A．exposure

B．expansion

C．exaggeration

D．alternative

10 . 词性转换
1. devote vt. 把……献（给）；把……专用于；专心于→_______________________ adj. 专心的→_______________________ n. 献身，热爱
2. deep adj. 深的→_______________________ n. 向下（或向里）的距离；深（度）
3. expand v. 扩大；发展→_______________________ n. 扩大，发展
4. convention n. 惯例；常规；习俗→_______________________ adj. 习惯的，传统的
5. character n. 个性；品质；字符；人物→_______________________ n. 特征；特点；品质adj. 典型的；独特的
6. estimate vt. 估计→_______________________ n. 估算；估价
7. consume v. 消费→_______________________ n. 消费→_______________________ n. 消费者
8. nutrition n. 营养；滋养→_______________________ adj. 有营养的→_______________________ adj. 营养（物）的
9. digest v. 消化→_______________________ n. 消化；领悟
10. entire adj. 整个的；完全的；全部的→_______________________ adv. 完全地；全然地；整个地