【试题解析】本句考察的是动词浪费waste。句义：请记住浪费食物是可耻的事情。

5. 【答案】brave

【试题解析】形容词勇敢的brave，该词表示的是人的性格，所以后面可以加of sb。句义：辞职自己做生意，Mary真是很勇敢。

6. 【答案】download

【试题解析】动词下载download。句义：我很高兴我80岁的奶奶学会了从网上如何下载。

7. 【答案】disagreed

【试题解析】动词不同意disagree，该词是一个不及物动词，后面接介词on/to/with等等。

8. 【答案】equally

【试题解析】副词平等地eaqully修饰动词be treated。句义：在教育和就业方面男性和女性必须被平等对待。

9. 【答案】depth

【试题解析】名词深度depth，是由形容词deep转换而来。句义：在2012年6月份，蛟龙号到达了太平洋底部562米的深度。

10. 【答案】applicants

【试题解析】名词申请人applicant。前面有many修饰，所以使用复数形式applicants。句义：当地报纸上招收工程师的广告吸引了很多申请人。

第一节 阅读理解

　　The idea of being able to walk on water has long interested humans greatly. Sadly, biological facts prevent us ever accomplishing such a thing without artificial aid_we simply weigh too much， and all our mass pushes down through our relatively small feet, resulting in a lot of pressure that makes us sink.

However, several types of animals can walk on water. One of the most interesting is the common basilisk Basilicus basilicus，a lizard (蜥蜴)native to Central and South America. It can run across water for a distance of several meters, avoiding getting wet by rapidly hitting the water's surface with its feet. The lizard will take as many as 20 steps per second to keep moving forward. For humans to do this, we，d need huge feet that we could bring up to our ears in order to create adequate w hitting. ''