[单项选择]The most appropriate reason for an investor to sell a security short is the investor’s belief that, in the near future.（）
A. the security’s price will decline.
B. interest rates will decline.
C. The required rate of return on the security will decline.

[单项选择]

A major reason most experts today support concepts such as a youth services bureau is that. traditional correctional practices fail to rehabilitate many delinquent youth. It has been estimated that as many as 70 percent of all youth who have been institutionalized are involved in new offenses following their release. Contemporary correctional institutions are usually isolated—geographically and socially--from the communities in which most of their inmates live. In addition, rehabilitative programs in the typical training school and reformatory focus on the individual delinquent rather than the environmental conditions which foster delinquency.
Finally, many institutions do not play an advocacy role on behalf of those committed to their care. They fail to do anything constructive about the hack-home conditions-family, school, work--faced by the youthful inmates. As a result, too often institutionalization serves as a barrier to the successful return of former inmates
A. narrative
B. satirical
C. expository
D. argumentative

[填空题] The lack of persistence is the reason most people fail in attaining their goals. Many organizational analysts and (36) ________ consultants consider persistence to be the (37) ________ key to success at both the organizational and (38) ________ level. Success (39) ________ comes easily on the first try. What (40) ________ the successful from the unsuccessful is (41) ________. Successful people also fail (42) ________ but they do not let their failures (43) ________ their spirit. (44)________________. And again. And again. Until they succeed. (45) ________________, usually passing the blame on to someone or something else, and learn nothing from their experience other than perfecting their scapegoating techniques. Successful people expect periodic defeats, learn what went wrong and why, don’’t waste time looking for someone to blame, make necessary adjustments, and try again. (46) ________________. If you are not persistent, you will almost certainly fail.