I. 多项选择（1’×10 = 10分）
21. Bob resigned from the company because the job was not enough in his opinion and he needs something demanding to develop his ability to deal with complicated situations.
A. challenging B. outstanding C. rewarding D. fascinating
22. Our school appeals to the students to at least an hour every day to take exercise in order to raise learning efficiency. A. keep back B. pick out C. take up D. set aside
23. Whether you are a teacher or a doctor, maintaining your professional by constantly updating your knowledge is something most vital and essential to do.
A. consequence B. independence C. competence D. intelligence
24. Economic reform can only occur at a time when both internal and external conditions of a country are A. abundant B. ripe C. identical D. distinct enough.
25. They intended to hold a grand party to their parents’ diamond wedding anniversary and to express their gratefulness for bringing them up.
A. congratulate B. memorize C. observe D. guarantee
26. Some people believe that e-book might traditional books in the nearest future because they have various advantages over paper ones.
A. accumulate B. substitute C. contradict D. operate
27. At the very moment he went to the job market, he realized that he had to start the bottom to
