1 . 大量的学生把成功归功于努力而不是所谓的运气。（substantial, owe）(汉译英)

2 . 汉译英
1. adj. 极为恶劣的；十分严重的______________
2. adj. 相互矛盾的；对立的______________
3. n. 证据；证明；检验______________
4. adj. 数量多的；多种多样的______________
5. vt. &vi. 怀疑；不信任 n. 犯罪嫌疑人______________
6. vt. &n. 责怪；指责______________
7. adj. 生的；未经处理的______________
8. adj. 大量的；价值巨大的______________
9. n. 思想；思维______________
10. adj. 可靠的；固体的；坚实的 n. 固体______________
11. n. & adj. 混凝土；确实的；具体的______________
12. adj. 优秀的；杰出的______________
13. n. 概念；观念______________
14. adj. 聪颖的；绝妙的______________
15. n. & vt. & vi. 转换；转移；转向______________

3 . Through Snow’s tireless efforts, water companies began to sell clean water and the threat of cholera around the world saw a substantial decrease.(英译汉)

4 . 根据语境选择方框内恰当的词替换划横线的词

exceptional     boost     crisis     shift     substantial     get involved in     consisting of

1. Without a major improvement in tourism, the economy will suffer even further. ________
2. When you participate in sports and athletes, a lot of the racial barriers are broken down. ________
3. The feet are highly specialised structures made up of 26 small delicate bones. ________
4. This progress has greatly improved the prospects for growth and for a significant reduction in poverty over the next decade. ________
5. At the age of five he showed outstanding talent as a musician. ________
6. This accident caused a dramatic change in public opinion. ________
7. She has always been to the fore at moments of danger. ________