Unit 1
I. 翻译下列句子:
1. Could you give / lend a hand with the piano, please?
2. I like a sandwich that is really delicious.
3. I love the singer that is beautiful.
4. I have a book that is very interesting
5. He is the man that I met yesterday.
II.通读下面短文，掌握其大意，然后选出一个最佳答案。
Languages
There are more than 3,000 million people on the earth and about 2,500 languages. Of these languages only about twelve are used by more than 50 million people. Here are the names of some languages which have very wide use: Chinese, English, French, German, Japanese etc. All these languages have more people talking them today than ever before. A hundred and fifty years ago there were only about twenty million people who talked English, for example. Now there are at least two hundred and fifty million, and there may be many, many more. ##
1. There are about ____ languages in the world.
