冀教版九上《unit 3 buying and selling》(lesson19-20)ppt練習(xí)課件(文件)
【正文】 ， 10分 ） You are a scientist from China and you are at an international meeting in London. You want to municate(交流 )with scientists from Japan, America, France and some other countries. What language do you speak with them? The answer is probably English. Today, nearly 600 million people around the world use the English language. Only half of these people speak English as their first language. Why is English useful for international munication? One of the reasons is that many science books and papers are written in English. Scientists from different countries often learn English so that they can use it for international munication. English is truly a world language. 閱讀短文 ， 判斷正 （ T） 誤 （ F） 。（十） Unit 3 Lessons 19～ 20 (20分鐘 50分 ) Ⅰ . 根據(jù)句意及首字母或漢語提示完成單詞 (
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