A. externally B. consistently C. Insistently D. internally

　　28. During all these years of absence he had ______ a tender feeling for his mother and the family.

　　A. enclosed B hugged C. enriched D. cherished

　　29. The ______ choice for a consumer, therefore, is the choice among the available ones that will enable him or her to maximize utility.

　　A. optimal B. optional C. optical D. optimistic

　　30. Mrs. Smith ______ tears when she heard her daughter had died in the road accident.

　　A. broke in B. broke up C. broke through D. broke into

　　答案

　　11.A;12.A;13.C;14.D;15.D;16.C;17.A;18.C;19.A;20.C

　　21.B;22.D;23.C;24.A;25.A;26.B;27.D;28.D;29.A;30.D