【单选题】
下面的短文有15处空白，请根据短文内容为每处空白确定1个最佳选项。
TheCase of theDisappearing 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 {{U}} (51) {{/U}}online in a letter byAnnals of Oncology indicates how big a{{U}} (52) {{/U}}losing finger prints is．
Eng-Huat Tan，a Singapore-based medical doctor describes a 62-year-old man who has used capecitabine(卡培他滨)to{{U}} (53) {{/U}}his nasopharyngeal cancer(鼻咽症)．After three years on the {{U}} (54) {{/U}}，the patient decided to visit his U．S．relatives lastDecember．But he was stopped by U．S． customs officials{{U}} (55) {{/U}}4 hours after entering the country when those officials couldn’t get finger prints from the man．There were no{{U}} (56) {{/U}}swirly(旋涡状的)marks appearing from his index fin ger．
U．S．customs has been fingerprinting incoming foreign visitors for years，Tan says．Unfortunately， for the Singaporean traveler，one potential{{U}} (57) {{/U}}effect of his drug treatment is a smoothing of the tissue on the finger pads．{{U}} (58) {{/U}}，no fingerprints．
“It is uncertain when fingerprint{{U}} (59) {{/U}}will begin to take place in patients who are taking capecitabine，”Tan points out．So he{{U}} (60) {{/U}}any physicians who prescribe the drug to provide their patients with a doctor’s{{U}} (61) {{/U}}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{{U}} (62) {{/U}}it．
By the way，maybe the Food andDrugAdministration，{{U}} (63) {{/U}}approved use of the drug 11 years ago，should consider updating its list of side effects{{U}} (64) {{/U}}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{{U}} (65) {{/U}}it mention the potential for loss of fingerprints．
B．strange
C．interesting
D．distinctive
网考网参考答案：D
网考网解析：
[解析] 根据文章第一句中的“distinctive fingerprints”可知此处应该用distinctive，故选D。 document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>
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