Our school is not very big. There are only about ______students.
| A．eight hundred | B．eight hundred of |
| C．eight hundreds of | D．hundred of |
In Great Britain it isn’t polite ______ from each other’s plate.
| A．eat | B．to eat |
| C．eating | D．for eating |
Have you ever ________ the Great wall?
| A．been to | B．gone to |
| C．go to | D．been |
While we _________, we saw a UFO land on a street.
| A．were shopping | B．shopped | C．are shopping | D．shop |
—Would you mind my smoking here?
—_________. No smoking here.
| A．Oh, please don’t | B．Yes, please. |
| C．Of course not | D．It doesn’t matter |
There isn’t going to be any pollution in the future, _________?
| A．be there | B．be not there | C．is there | D．isn’t there |