单选题
Skin Cancer

Melanoma (黑素瘤), the deadliest kind of skin cancer is now the most cormnon cancer in (51) British women, the country's leading cancer organization said Wednesday. Skin cancer has (52) cervical (子宫颈的) cancer as the top cancer striking women in their 20s, according to the latest data from Cancer Research United Kingdom.
The trend is particularly (53) since younger people are not generally those most susceptible (易患的) to melanoma. Rates of skin cancer are (54) highest in people over age 75.
But experts worry that increasing numbers of younger people being diagnosed with skin cancer could be the (55) of a dangerous trend. Women in their 20s make (56) a small percentage of all patients diagnosed with melanoma in Britain, but nearly a third of all cases occur in people younger than 50.
Based on current numbers Cancer Research UK predicts that melanoma will become the fourth (57) common cancer for men and women of all ages by 2024, and that cases will jump from about 9,0000 cases a year to more than 15,500.
Cancer experts (58) the rising number of skin cancer cases largely to the surge in people using tanning salons. "Spending time on sun beds is just as (59) as staying out too long in the sun," said Caroline Cerny of Cancer Research UK. The organization is starting a SunSmart (60) to warn Britons of the dangers of being too bronzed.
"The intensity of ultraviolet rays in some sun beds can be more than 10 (61) stronger than the midday sun," Cerny said.
In the United States, several states require parental approval (62) minors can use tanning salons. Wisconsin bans people 16 and (63) from using tanning beds, and others ban children under 14. At least 29 states have regulations governing minors use of tanning salons.
In the UK, Scottish politicians passed legislation banning these under 18 from using tanning beds, though it hasn't yet been implemented. There are no plans for (64) in the rest of the UK.
The world Health Organization has previously recommended that tanning beds be regulated because of their potential to damage DNA in the skin.
Experts said most deadly skin cancers could be (65) if people took the proper precautions when in the sun and avoided tanning beds.

【正确答案】 A
【答案解析】由第一段的最后一句我们知道这项新发现是关于20多岁的年轻女子的，因此只能选A。
【正确答案】 A
【答案解析】该句是说皮肤癌已经超过宫颈癌成为危害20多岁女性的最大癌症杀手。overtake：赶上、超过；oversee：监管、监督；overlook：忽略、忽视；overwhelm：打击、压倒。
【正确答案】 C
【答案解析】该句讲的是这一趋势特别令人担忧，因为年轻人并不是最容易患黑素瘤的人群。其他几个选项不符合句意。encouraging：使人鼓舞的；misleading：误导人的；booming：迅速发展的。
【正确答案】 D
【答案解析】前一句讲到年轻人患该病不同寻常，后一句肯定要讲通常情况是如何的。occasionally：偶然的；hopefully：有希望的；surprisingly：令人惊讶的；typically：通常的、典型的；因此选D。
【正确答案】 D
【答案解析】该句的意思是专家担心越来越多的年轻人被诊断忠有皮肤癌也许是一个危险的趋势的开始。其他选项都不符合句意。line: 线条、行、列；point：尖端、观点；turn：转动、转变。
【正确答案】 A
【答案解析】make up：占……的比重；make on：在某方面获利：make off：离开、逃走；make to没有这种搭配。因此只能选A。
【正确答案】 A
【答案解析】固定说法，序数词跟形容词或副词最高级搭配，该句意思是英国癌症研究会预测到2024年黑素瘤将成为所有年龄段的男性和女性中第四大癌症。
【正确答案】 D
【答案解析】短语attribute to的意思是“归因于”，该句讲的是癌症专家将皮肤癌病例的激增归因于对晒黑美容沙龙偏爱人数的增多。allocate：分配；associate：联系；contribute：做贡献。
【正确答案】 B
【答案解析】本句是说花时间躺在太阳床上跟在太阳底下待的时间太长一样危险。ineffective：无效果的；exhausting：令人精疲力竭的；comfortable：令人舒服的。
【正确答案】 B
【答案解析】campaign：运动、斗争；该句意思是该研究会将开展聪明的太阳运动来警告那些晒得太黑的英国人。execution：处死；reaction：反应；contest: 击败、征服，都不符合句意。
【正确答案】 C
【答案解析】该句是说一些太阳床上紫外线的密集程度是正午太阳的十倍还多。表示倍数的只有time，因此只能选C。
【正确答案】 C
【答案解析】该句是说有几个州要求年轻人去晒黑美容前要得到父母的允许，因此只能选C。
【正确答案】 D
【答案解析】表示16岁以下只能用under，因此选D。
【正确答案】 C
【答案解析】这里是拿英国的情况同美国做比较，英国除了苏格兰外其他地方并没有相应的立法．这里只能选C。
【正确答案】 A
【答案解析】该句意思是：如果人们在太阳下采取正确的防范措施或避免使用晒黑床，大部分致命的皮肤癌是可以避免的。diagnose：诊断；predict：预测；treat：治疗，都不符合句意，因此选A。