13. A neat letter improves your chances of a favorable _______.

　　A. circumstance

　　B. request

　　C. reception

　　D. response

　　【參考答案】D

　　14. A new technique _______, the yields as a whole increased by 20 percent.

　　A. working out

　　B. having worked out

　　C. having been worked out

　　D. to have been worked out

　　【參考答案】C

　　15. A person who makes wise decisions has _______.

　　A. a good brain

　　B. a good intention

　　C. good judgement

　　D. good imagination

　　【參考答案】C

　　16. _______ should any money be given to a small child.

　　A. On no account

　　B. From all accounts

　　C. Of no account

　　D. By all accounts

　　【參考答案】A

　　17. _______ some mammals came to live in the sea is now known.

　　A. Which

　　B. Since

　　C. Although

　　D. How

　　【參考答案】D

　　18. ______ student with a little common sense should be able to answer the question.

　　A. Each

　　B. Any

　　C. Either

　　D. One

　　【參考答案】B

　　19. _______ such a good chance, he planned to learn more.

　　A. To be given

　　B. Having been given

　　C. Having given

　　D. Giving

　　【參考答案】B

　　20. _______ that my head had cleared, my brain was also beginning to work much better.

　　A. For

　　B. Now

　　C. Since

　　D. Despite

　　【參考答案】B

　　21. _______ that the trade between the two countries reached its highest point.

　　A. During the 1960's

　　B. That it was in the 1960's

　　C. It was in the 1960's

　　D. It was the 1960's

　　【參考答案】C

　　22. _______ that they may eventually reduce the amount of labor needed on construction sites by 90 percent.

　　A. So clever are the construction robots

　　B. So clever the construction robots are

　　C. Such construction robots are clever

　　D. Such clever construction robots are

　　【參考答案】A