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语法填空

阅读下面材料,在空白处填入1个适当的单词或括号内单词的正确形式。

The way we cook is important. In many countries, the two choices are1.(nature) gas or electric­powered stoves.

The World Health Organization warns that millions of people2.(suffer) from indoor air pollution at present time, which results from the use of3.(danger) fuels and cook­stoves in the home. WHO officials say nearly three billion people are4.(able) to use clean fuels and technologies for cooking, heating and lighting. As a result, more than seven million people die from exposure to indoor or outdoor air pollution each year. Most of the deaths are in5.(develop) countries, such as India, China and Latin American countries.

WHO officials say opening a window or door6.(let) out the harmful air will not correct the situation. 7.will only pollute the outdoors. Nigel Bruce,8.is a professor of Public Health at the University of Liverpool, says researchers are developing good cook­stoves and other equipment to burn fuels9.a more efficient way. But, this is just a start. It is urging developing countries to use10.(clean) fuels and increase access to cleaner and more modern cooking and heating appliances (用具).

高一英语语法填空中等难度题

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