People ___(live)in different countries made different kinds of words. Today there are about fifteen hundred ___ in the world. Each contains many thousands of words. A very large dictionary, for example, contains four ____five hundred thousand words. But we do not need______ these. To read short stories you need to know only about two thousand words. ____you leave school, you will learn only one thousand or more.
The words you know are called your vocabulary. You should try to make your vocabulary ____(big). Read as many books as we can. There are a lot of books ______(write)in easy English. You will enjoy them. When you meet ___ new word, look it _____ in your dictionary. Your dictionary is your ___(much)useful book.