15. D。固定搭配refuse to do sth.意为“拒绝干某事”。

19

　　　 Once upon a time, a rich man wanted to make a trip (旅行) to another town. He tried not only to take things to sell but also to take money to 　1　 　things with. He 　2　 　to take ten servants with him. They would 　3　 　the things to sell and the food to 　4　 　on their trip. Before they started, a little boy ran up to 　5　 　and asked to 　6　 　with them.

　　　 The rich man said to the little boy, “Well, 　7　 　may go with us.　 8　 　you are the smallest, the thinnest and the weakest of all my 　9　 , you can’t carry a 　10　 　load (担子). You must 　11　 　the lightest one to carry.” The boy thanked his master and chose the biggest load to carry. That was bread.

“You are 　12　 .” said his master, “That is the biggest and the heaviest one.” The boy said 　13　 　and lifted the load gladly.

　　　 On the trip they walked for days and at last they got to the town. All the servants were tired 　14　 　the little servant. Do you know 　15　 ? Most of the bread was eaten during the trip and a little was left when they arrived at the town.

14. C。根据下文沙漠里的人从不会拒绝帮助别人，说明他们彼此友好。

13. D。other 后接可数名词时应用复数形式；the other 后接可数名词单数时表示两者中的另一个，不合文意。

12. B。固定说法look for 意思为“寻找”。

11. D。通读本段不难发现，本段承上文接着讲述动物的用途，故选animals。

10. C。一些动物能在沙漠中生存下来，说明了他们适应了这里雨水稀少的气候，不像其他动物那样需要太多的水，故选择much。

9. C。固定说法depend on意为“依靠”、“凭借”。

8. A。表示“也”时，too 一般放在肯定句末，either放在否定句末，also 放在句中，在此为正确选项，而still 不合题意。

7. B。every, a和one 后面都应该接可数名词单数，不能放在kinds 前面。all kinds of 意为“各种各样的”。

6. C。call 在这里意为“将……称为……”为正确选项。