11.A red flag was placed there as a ﹙token ﹚of danger.

　　A. substitute

　　B .sign

　　C. proof

　　D. target

　　12.However bad the situation is ， the majority is ﹙unwilling ﹚to risk change.

　　A. eager

　　B. reluctant

　　C. pleased

　　D. angry

　　13.It has been said that the Acts provided a new course of action and did not merely﹙ regulate ﹚or enlarge an old one.

　　A. control

　　B. limit

　　C. replace

　　D. offset

　　14.The secretary is expected to﹙ explore﹚ ideas for post-war reconstruction of the area.

　　A. investigate

　　B. deny

　　C. stress

　　D. create

　　15.The ﹙steadily﹚ rising cost of labor on the waterfront has greatly increased the cost of shipping cargo by water.

　　A. suddenly

　　B. gradually

　　C. excessively

　　D. exceptionally

　　參考答案：1.B 2.D 3.D 4.D 5.C6.C 7.B 8.C 9.D 10.D11.B 12.B 13.A 14.A 15.B