at the end of, by the end of, in the end 这几个短语都可以用来表示时间.但其起止时间的 界限有所不同. at the end of 意为“在--末 .指年.月.日.世纪等 时间点. by the end of 意为“不迟于 .强调最后时限.其中by 相当于not later than. in the end意为“最终,最后 . There is going to be a sports meeting at the end of this month. 这个月底要召开运动会. We will have learned 3000 words by the end of this month. 到这个月底我们就学了3000个单词. In the end things will mend. 车到山前必有路. 查看更多

 

题目列表(包括答案和解析)

读写任务

阅读下面的短文,然后按照要求写一篇150词左右的英语短文。

Heath and climate scientists have mapped how climate change affects different parts of the world in different ways.The scientists point out to evidence that changes in the past thirty years many already be affecting human health.Temperature changes may also influence the spread of disease.For example, warmer weather speeds the growth of organisms that cause diseases like malaria(疟疾)and dengue fever(登革热).

The work by scientist from the University of Wisconsin-Madison and the World Health Organization appeared in the Journal Nature.Jonathan Patz, professor of the Gaylord Nelson Institute, led the study.He notes that climate scientists linked global warming to the heat that killed thousands in Europe in August of 2003.he says poor countries are least responsible for the warming yet are most at risk from the health effects of higher temperatures.He says areas at greatest risk include Southern and Eastern Africa and coastlines along the Pacific and Indian Oceans.Also, large cities experience what scientists call a”heat island” effect that can intensify(加强)conditions.

Professor Patz says average temperatures worldwide have increased about one-third of a degree Celsius(摄氏的)in the last thirty years.But he tells us even that can make s difference with a disease like malaria.The report says average temperatures could increase by as much as six degrees Celsius by the end of the century.

Representatives from about two hundred nations have been meeting in Montreal, Canada, to discuss climate change.The ten-day conference ends December ninth.It is the first such United Nations meeting since the Kyoto(京都)Protocol took effect earlier this year.The protocol seeks to reduce the amount of carbon dioxide and other heat-trapping gases released as pollution into air.

[写作内容]

1.概括短文的内容要点,该部分的字数大约60词左右;

2.就“如何阻止地球变暖问题?”这一主题谈谈你的看法,至少包含以下的内容要点,该部分的字数大约90词左右。

对空气有污染的工厂要停厂整改。

控制汽车生产量。

鼓励人们乘公共汽车上班或几个人合坐一部车上班。

尽快生产以太阳能(solar power)为动力的交通工具。

[写作要求]

你可以使用实例或其它论述方法支持你的观点,也可以参照阅读材料的内容,但不要抄袭阅读材料中的句子。

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