题目内容:
Whatcanbeinferredfromthelasttwoparagraphsabouttheworld’stemperature?
A.Ithasrisennearly0.2℃since1979. B.Itschangewillleadtoweatherextreme
C.Itis0.8℃higherin1979thanthatof1990.
D.Itneedstobecontrolledwithin2℃inthiscentur
参考答案:
答案解析: