2. 职称英语
  3. During an average year, about 50 people die from carbon monoxide poisoning in

During an average year, about 50 people die from carbon monoxide poisoning in

游客2023-10-19  51
问题    During an average year, about 50 people die from carbon monoxide poisoning in the
UK, caused directly by fumes from home heating appliances which are subsequent 【M1】______
discovered to be defective. Several hundreds people a year are made ill by inhaling 【M2】______
the fumes, and have to have hospital treatment. These deaths and illnesses are
unnecessary, and can easily prevented. 【M3】______
   Carbon monoxide has no colour, smell or taste, and it can kill. It can be
given up by any equipment which bums a fossil fuel, such as coal, gas or oil. 【M4】______
Fumes may build up in your home if the equipment is faulty, or if the chimney 【M5】______
is blocked, or if the room don’ t allow circulation of fresh air. Watch out for 【M6】______
any of the following: gas flames burned orange or yellow, and wood or coal 【M7】______
stoves which bum slowly or go out. You yourself may feel sleep, or have 【M8】______
headaches, chest oi stomach pains, sickness or sudden giddiness.
   If you notice any of the above, stop using the appliance. See a doctor
at once if you have physical symptoms. Make sure your heaters are servicing 【M9】______
regularly and keep air vents and windows unblock. 【M10】______ [br] 【M3】
选项
答案 easily∧prevented--be
解析 原文叙述，“这些死亡和疾病是不必要的，而且很容易被预防”。此处的prevent应为被动语态，死亡和疾病是被预防而不是预防，因prevent前有情态动词can，故用be动词原形。因此，在prevented前加be。
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