职称英语等级考试卫生AB模拟试题
In the study, Karagas and her colleagues interviewed 603 basal eell skin cancer patients and 293 with squamous eell skin cancer．They talked to 540 control subjects, who did not have either type of skin cancer.
About l million Americans are diagnosed annually with skin cancer．Among those skin cancer patients，about 80 percent are with basal cell skin cancer,16 percent，with squamous cell skin cancer and 4 percent, with melanoma．the most serious form of skin cancers．Back to the interviewed patients，190 reported that they had used tanning devices at some time．In the control groups，only 75 had used such devices．Karagas said a statistical analysis shows that those who used tanning equipment were 2.5 times more likely to get squamous cell skin cancer than those who had not used the devices．For basal cell cancer．the risk was 1.5 times greater．
The risk was highest for those who first used the tanning devices before the age of 20，said Karagas．For this group，the squamous cell cancer risk was 3.6 times greater than that of the controls while the basal cell cancer risk was 1.3 times greater．
练习：
1.The passage confirms that using tanning equipment is harmful to one’s health．
A．Right B．Wrong C．Not mentioned
2.The highest rate of skin cancers is found in teenagers who use sun lamps frequently．
A．Right B．Wrong C．Not mentioned
3.Melanoma is a more serious cancer than lung cancer．
A．Right B．Wrong C．Not mentioned
4.Karagas reported her research results basing on interviews with a group of skin cancer patients and a control group of people with no skin cancers．
A．Right B．Wrong C．Not mentioned
5.Doctor James Spencer’s argument implies that in the long run，getting all infrequent sunburn is worse than the small．day-to-day exposure．
A．Right B．Wrong C．Not mentioned
6.The passage mentions three forms of skin cancers, of which squamous cell skin cancer is the most dangerous． ．
A．Right B．Wrong C．Not mentioned
7.It is implied in Mr．Levy’s argument(Paragraph 5)that frequent exposure to sun lamps is safe．
A．Right B．Wrong C．Not mentioned
第三部分：概括大意与完成句子（每题1分，共8分， 建议10分钟以内完成）
阅读下面这篇短文，短文后有2项测试任务：（1）1---4 题要求从所给的6个选项中为第2--5 段每段选择1个正确的小标题；（2）第5--8题要求从所给的6个选项中选择4个正确的选项，分别完成每个句子。请将答案涂在答题卡相应的位置上。
难度B／C级
China seek donors to narrow bone marrow（骨髓）gap
1 China has launched a campaign to recruit more bone marrow donors，amid a shortage of funds as well as of sibling donors who could help the growing number of patients in need of life-saving transplants，state media reported on Monday．
2 The Chinese Red Cross began the national campaign over the weekend to find donors for some 4 million patients suffering from leukaemia, thalassaemia and other blood diseases and awaiting bone marrow transplants，the official China Daily said．Every year China has 40,000 new leukaemia patients，most of them under 35 and 50 per cent of them children， the newspaper said．Other reports have linked China’s growing childhood leukaemia to solvents and building materials used in interior decoration．
3 With a tiny pool of bone marrow donors, weakened by the absence of sibling donors for most children because of China’s one-child policy, doctors rely on donors from Taiwan to save many young leukaemia patients，the Beijing Evening News said last weekend．Taiwan，with a population of 22 million，has 210，000 registered donors compared with fewer than 30，000 donors among mainland China’s 1.3 billion people．the newspaper said．
4 Yet the lack of registered donors may reflect a lack of funding for testing and recording data on potential donors rather than a lack of volunteers，the newspaper said．China needs a pool of at least 100.000 donors but testing them would cost more than 50 million yuan (6 million dollars)，it said．
5 The Hong Kong Marrow Match Foundation said it has helped “a handful” of patients in
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