基数词和序数词

　　1） 基数词

　　one - two -three –four- five –six- seven -eight -nine-ten

　　twenty - thirty- forty- fifty - sixty- seventy-eighty -ninety

　　hundred - thousand - million - billion

　　hundreds of thousands of millions of

　　1，214，000，000 读作one billion， twohundred and fourteen million

　　教材例句：

　　1. The great advances made in transport during the last two hundred years were accompanied by a big increase in trade.

　　2. In all known languages we can see complexities that must have been tens of thousands of years in developing.

　　3. Statistics predicts that over 21 million new jobs will be created and 93 percent of them will be in service industries.

　　4. And it is impossible to tell whether the huge blasts lasted for thousands or millions of years.

　　2） 序数词

　　first- second –third- fourth- fifth- sixth –seventh-eighth- ninth –tenth

　　the first song

　　the third biggest company

　　教材例句：

　　1. We all have first impression of someone we just met.

　　2. Learning a second language extends one's vision and expands the mind.

　　3. And then in the third round， Harrelson hit Banderas so hard in the face that he actually- broke his nose.