War, money and power are a few things that countries and people are concerned about.【C1】______I agree that those things are impo

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问题     War, money and power are a few things that countries and people are concerned about.【C1】______I agree that those things are important, I believe that everyone should start to【C2】______more on a growing problem — global warming.
    Global warming will not only【C3】______our country and our generation, but also the entire【C4】______and future generations. It is【C5】______because the weather has been a lot warmer over the past few years, which【C6】______the melting of the ice in the Antarctic. This will soon cause water levels to rise and flood parts of the world.
    Many people ignore this problem because they feel【C7】______they can’t do anything about it and have more important things to worry about. If we all do so, then our ozone layer(臭氧层)will be destroyed and the planet will no longer be able to【C8】______the 7 billion human be-ings. We should do our best to limit the use of our planet’s natural resources and keep our air clean.【C9】______, future generations will suffer from our【C10】______
【C2】

选项 A、depend
B、focus
C、hang
D、remark

答案B

解析 从上下文可知,作者认为每个人都应该开始更多地关注(focus on)全球变暖问题。focuson是固定词组,表示“关注,致力于”;depend on意为“依赖于”;hang on意为“(打电话时)稍等”;remark on意为“评论”,均不符合句意。所以答案为B)。
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