________ useful information they’ve found on ________ Internet!
| A．What a; the | B．What; the |
| C．What an; the | D．How; an |
About two _______ students are having the meeting in the school hall now.
| A．hundreds | B．hundred | C．hundred of | D．hundreds of |
The river is _______________.
| A．fifty meter long | B．fifty-meter-long |
| C．fifty meters long | D．fifty-meters-long |
There are _________ ten rooms in his house.
| A．more than | B．many | C．more | D．another more |
Today is my brother’s __________ birthday. Can you come to this party?
| A．twelve | B．the twelve | C．the twelfth | D．twelfth |
This pair of boots looks very beautiful. Can I try ___________?
| A．it in | B．on them | C．them on | D．on it |