問題詳情


(B) What is wrong with the weather? Newspapers are full of strange weatherevents, 21 frighten most of us. In 2003, a heat wave hit Europe, 22 over 20,000 people in Europe, 23 unusually hot weather has caused major annual wildfires in California, Indonesia, and Australia. People in Taiwan have experienced destructive floods in 24 years and serious droughts in other years. 25 , scientists think that the world’s weather will continue to worsen. These strange weather disturbances, 26 scientists, are signs that the earth’s climate is changing. The main reason for the climate change is known 27 global warming, 28 by the huge amounts of carbon dioxide 29 into the air. The increased carbon levels 30 the increased temperature worldwide. If we really want to stop the process, we should try hard 31 use plastic and paper bags and use public transportation 32 reducing greenhouse gases emission.
21.
(A) which
(B) when
(C) where
(D) that

參考答案

答案：A
難度：非常困難0
統計：A(0),B(0),C(0),D(0),E(0)

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