3 . How others are feeling is not something that we should make ______ about, because it’s not always obvious who is truly happy.

A．assumptions

B．efforts

C．contributions

D．recommendations

5 . 请从方框中选择合适的单词，填入句中。单词无需变化形式，有两个单词是多余的。

owe, advertising, combine, dismiss, abandon, adaptations, available, contribution, inefficient, approved, witnessing, acquire

1. It seems obvious now how we ________ knowledge and understanding by questioning observing, considering, and validating to find the most suitable answers.
2. At first, people ________ of his studies and urged him to continue, but later they became angry and put him in prison.
3. We ________ so much of our knowledge and understanding of the world to great people.
4. One disadvantage is that there is so much diverse information ________. hence it can be difficult to find the right information and to decide if the information can be trusted.
5. Figuring out what to acknowledge and what to ________ on the Internet is really challenging.
6. Some sites are bringing the news directly from the people who are experiencing or ________ it, on the spot of a car accident for example.
7. One may think that it is the book writer who is in the best position to do film ________
8. To stand out, they must ________ the highest standard of design with creative ways to make people believe they “must have the product”.
9. The ________ industry started with the fundamental purpose of promoting and selling goods to people who might need them.
10. However, not all advertising is about selling products and services for a profit. Some advertisements nowadays aim to make a ________to society and welfare.

6 . 词性转换
1. contribute v.贡献，投稿，捐献→________________ n.贡献
2. relief n.减轻，缓解→________________ v.减轻，缓解
3. short adj.缺少的→________________n.短缺，不足，缺乏
4. effect n.效果；作用→________________adj.有效的，产生预期效果的
5. donate v.捐赠，捐献→________________ n.捐献
6. real adj.真实的；实际的→________________adv.真实地；实际地→________________ vt.领悟；了解；实现；实行→________________n.真实；现实；逼真→________________adj.写实主义的；现实主义的；现实的
7. disable vt.使人丧失能力；使残疾→________________adj.有残疾的；伤残的→________________ n.残疾，残障
8. generous adj.慷慨的，大方的→________________ n.慷慨，大方
9. hesitate v.迟疑，犹豫→________________ n.迟疑，犹豫
10. assist v.帮助，援助→________________n.帮助，援助→________________n.助手
11. confirm v.证实，证明→________________n.证实，证明
12. temporary adj.短期的，短暂的；临时的→________________adv.临时地
13. achieve v.实现→________________n.成绩，成就
14. major adj.重要的，主要的→________________n.大多数
15. treat vt.& vi.治疗；对待；款待 n.款待；招待→________________n.治疗；疗法；对待；待遇

10 . Maggie hasn’t been seen for three days and there is _______ about her safety.

A．combination

B．concern

C．contribution

D．consumption