The doctor had to work for ___after twelve o'clock.
| A．two more hours | B．two another hour |
| C．more two hours | D．another two hour |
Every year, _____ people go to visit their factory
| A．a thousand of | B．thousands |
| C．thousand of | D．thousands of |
About _______ of the books in our school library are written in Chinese.
| A．four-fifth | B．four-fifths |
| C．fourth-fifths | D．fourths-fifth |
About 56 ____ people live in this country.
| A．million | B．millions |
| C．a million of | D．millions of |
There are more than two languages spoken in Nigeria.
| A．hundreds | B．hundreds of |
| C．hundred | D．hundred of |
In our school ________ students can search the Internet for useful information now.
| A．three hundreds | B．three hundred of |
| C．hundred of | D．hundreds of |
They have stayed in Beijing for ________________.
| A．one and half an hour | B．one and a half |
| C．one year and a half | D．one and a half hour |
--- How many books does the little boy have?
---He has books.
| A．two thousands | B．one thousand of |
| C．thousands of | D．two thousands of |