参考答案: 21.D) It caused the largest number of casualties. 22.C) the badly damaged ship leaned toward one side 23.B) felt guilty for their crimes in World War ll 24.D) By depicting the sunrvival of ayoung pregnant Woman 25.A) they will be misunderstood if they talk about the Wilhelm Gustloff tragedy 26.B) they are often incapable of catering to the needs of talented students 27.A) to provide support for his argument 28.C) could not cope with theistudies at school successfully 29.A) mainly to parental help and their education at home 30.C) school courses failed to inspire or motivate them 31.D) is more prevalent in business circles 32.D) lawmakers are inclined to give a free hand to businesses to inquire into customer's buying habits 33. A) you fail to cancel it within the specified period 34. B) it is considered “transaction and experience ”information unprotected by law 35. C) consumers' privacy will continue to be invaded 36. D) the low efficiency of the immigration and Nnaturalization Service 37. B) ward offterrorist suspects at the border 38. C) might stay on for as long as they wished 39. C) has over-emphasized its service functions at the expense of the nations security 40. A) they might have kept away foreign students and cheap labor