单选题
Skin Cancer

Melanoma (黑素瘤), the deadliest kind of skin cancer, is now the most common 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 9,000 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 U. K. , Scottish politicians passed legislation banning those under 18 from using tanning beds, though it hasn't yet been implemented. There are no plans for (64) in the rest of the U. K.
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.

单选题 A. young B. married C. middle-aged D. elderly
【正确答案】 A
【答案解析】[解析] 下文出现了“in their 20s”这一词组，由此可知此处应是“年轻的”，故选A。
单选题 A. overtaken B. overseen C. overlooked D. overwhelmed
【正确答案】 A
【答案解析】[解析] 文中强调皮肤癌的危险性超过子宫颈癌，而overtake意为追上，赶上，故选A。
单选题 A. encouraging B. misleading C. worrying D. booming
【正确答案】 C
【答案解析】[解析] 根据后一句“年轻人一般并不是最容易患这种病的”，所以这一趋势是令人担忧的，故选C。
单选题 A. occasionally B. hopefully C. surprisingly D. typically
【正确答案】 D
【答案解析】[解析] 这里讲的是皮肤癌的患病率在75岁以上人群中很典型，即高发，故选D。
单选题 A. line B. point C. turn D. start
【正确答案】 D
【答案解析】[解析] 由上下文可知，本应在老年人中高发的皮肤癌在年轻女性中高发，令人担忧，它可能是一个新的危险趋势的开始，故选D。
单选题 A. up B. on C. off D. to
【正确答案】 A
【答案解析】[解析] 本题考查词组，make up意为“构成；占……的比重”，故选A。
单选题 A. most B. more C. very D. much
【正确答案】 A
【答案解析】[解析] 这里是说，该疾病在2024年将可能成为人类第四常见癌症，故选A。
单选题 A. allocate B. associate C. contribute D. attribute
【正确答案】 D
【答案解析】[解析] 本题考查词组，attribute to表示归因于，故选D。
单选题 A. ineffective B. dangerous C. exhausting D. comfortable
【正确答案】 B
【答案解析】[解析] 文中将晒日光浴与长时间待在阳光下进行对比，表明二者同样危险，故选B。
单选题 A. execution B. campaign C. reaction D. conquest
【正确答案】 B
【答案解析】[解析] 由上文可知，该组织开展了一项活动告诉人们晒日光浴的危险，故选B。
单选题 A. degrees B. ranks C. times D. steps
【正确答案】 C
【答案解析】[解析] 这里是说，晒日光浴时紫外线的强度可能会比正午时强十多倍，表示倍数的只有time，故选C。
单选题 A. until B. while C. before D. although
【正确答案】 C
【答案解析】[解析] 由上下文可知，此处是说一些地区要求孩子晒日光浴要得到父母的允许，故选C。
单选题 A. less B. beneath C. lower D. under
【正确答案】 D
【答案解析】[解析] 由上下文可知．此处是说禁止16岁及以下的孩子晒日光浴，表示在……之下只能用under，故选D。
单选题 A. debate B. caution C. legislation D. approval
【正确答案】 C
【答案解析】[解析] 上下文可知，这里是拿英国的情况同美国作比较，英国除了苏格兰外其他地方并没有相应的立法。因此此处应为法律，故选C。
单选题 A. avoided B. diagnosed C. predicted D. treated
【正确答案】 A
【答案解析】[解析] 这里是说，专家们认为大多数致命的皮肤癌可以避免的。diagnose诊断，predict预测，treat治疗，均不符合句意。只有avoid避免，符合句意，故选A。