1 . He was willing to accept any constructive advice for a ________ (worth) cause.(所给词的适当形式填空)

2 . It isn’t hard to look around and see examples of ________ (贪婪的) businessmen, who only care about profits. (根据汉语提示单词拼写)

3 . Is a questionnaire answered by 500 people ________ (有代表性的) of the population as a whole? (根据汉语提示单词拼写)

4 . We were disappointed that they insisted on such a _______ (死板的) interpretation of the rules. （根据汉语提示单词拼写）

5 . He failed in the job interview, which made him quite ________(沮丧的). (根据汉语提示单词拼写）

6 . Some people prefer________(可供替代的）lifestyles. (根据汉语提示单词拼写）

7 . __________ in the mountains for a week, the two students were finally saved by the local police.

A．Having lost	B．Lost
C．Being lost	D．Losing