职称英语在线答题

每日一练：职称英语B级每日一练(2015-3-30)
【单选题】

The Case of the Disappearing Fingerprints
One useful anti-cancer drug can effectively erase the whorls (萝状指纹) and other characteristic marks that give people their distinctive fingerprints. Losing them could become troublesome. A case__________ (51) online in a letter by Annals of Oncology indicates how big a__________(52) losing fingerprints is.
Eng-Huat Tan. a Singapore-based medical doctor describes a 62-year-old man who has used capecitabine (卡培他滨) to__________(53) his nasopharyngeal cancer(鼻咽症). After three years on the__________ (54), the patient decided to visit his U. S. relatives last December. But he was stopped by U. S. customs officials __________ (55) 4 hours after entering the country when those officials couldn’t get fingerprints from the man. There were no__________(56) swirly (漩涡状的) marks appearing from his index finger.
U.S. customs has been fingerprinting incoming foreign visitors for years. Tan says. Unfortunately, for the Singaporean traveler, one potential__________(57) effect of his drug treatment is a smoothing of the tissue on the finger pads.__________(58). no fingerprints.
“It is uncertain when fingerprint__________ (59) will begin to take place in patients who are taking capecitabine,” Tan points out. So he_________ (60) any physicians who prescribe the drug to provide their patients with a doctor’s__________ (61) pointing out that their medicine may cause fingerprints to disappear.
Eventually, the Singaporean traveler made it into the United States. But he’s also now got the explanatory doctor’s note — and won’t leave home__________ (62) it.
By the way, maybe the Food and Drug Administration,__________(63) approved use of the drug 11 years ago, should consider updating its list of side effects__________(64) with this medicine. The current list does note that patients may experience vomiting (呕吐), stomach pain and some other side effects. But no where __________(65) it mention the potential for loss of fingerprints.
51. A. released          B. suggested              C. accepted              D. detected
52. A. problem          B. gap                         C. sickness                 D. secret
53. A. cut                  B. treat                       C. find                        D. smooth
54. A. diet                 B. exercise                  C. recovery                 D. drug
55. A. in                    B. for                          C. at                           D. from
56. A. different         B. strange                   C. interesting              D. distinctive
57. A. good               B. side                        C. normal                   D. main
58. A. However         B. Meanwhile             C. Hence                    D. Yet
59. A. chance            B. mark                      C. loss                        D. danger
60. A. reports            B. discourages            C. cautions                 D. praises
61. A. note                B. name                      C. book                      D. number
62. A. on                   B. out                         C. without                  D. off
63. A. who                B. when                      C. which                     D. where
64. A. collected         B. copied                    C. associated              D. tested
65. A. must                B. does                       C. can                         D. should