1) The purpose of a test is to show what you have leaned about a subject.
2) Believe it or not, her only purpose in saying all that is to help you help yourself
3) The purpose of the campaign was to catch “ringers”—students who take tests for other students.
4) The intent is not to catch everyone but rather to catch enough to spread the word.
5) Competitive sports are recommended to young adults to prepare them for the competitive world of college and business.
6) The ultimate object of scientific inquiry is to discover the laws of nature.
11) We note with satisfaction that all these activities have helped to promote mutual understanding and friendship between our two countries.
12) The damage done to manmade structures and to human beings by weather would be gone.
13) The population is leveling off (处于平衡状态) in the area as a result of family planning.
14) For large numbers of people, the absence of work is harmful to their health.