1 . Through Snow’s _____________, water companies began to sell clean water and the threat of cholera around the world saw a substantial decrease.
经过斯诺的不懈努力，饮用水公司开始出售洁净水，世界各地霍乱的威胁大幅降低。

2 . Yuan _____________ the answer could be found in the creation of hybrid rice. 
袁隆平坚信，可以在杂交水稻的培育中找到答案。

3 . He’s ___________ (real) enough to know he’s not going to succeed overnight. (所给词的适当形式填空)

4 . Time cannot be lengthened by man’s ___________ (subject) will, but it can be shortened by his wasting it. (所给词的适当形式填空)

5 . The Spring Festival Gala appeals to ___________ (mass) audience every year. (所给词的适当形式填空)

6 . Police have stressed that this is the most _________ (精确的，准确的) description of the killer to date. （根据汉语提示单词拼写）

7 . He emphasize the importance of education and self-improvement, which he believed would lead to a _____________ (harmony) society. (所给词的适当形式填空)

8 . Mother does the cleaning every day, making the table ____________ (polish). (所给词的适当形式填空)

9 . With my educational background and working experience, I believe I am well __________ (qualify) for the position. (所给词的适当形式填空)