—Is Mr. Smith over there?
—It ________ be him. He has gone to Beijing on business.
| A．can't | B．must | C．might | D．can |
Did you spend 20 dollars ________ this computer game?
| A．to buy | B．pay | C．buying | D．paying |
When you get on a bus, it's polite to wait for ________ turn.
| A．you | B．yours | C．your | D．it's |
Daniel is ________ his purse, but he can't ________ it.
| A．looking for、find | B．seeing、look for |
| C．finding、look at | D．lookingat、see |
This is ______ book. They like it very much.
| A．Tom and Tony’s | B．Tom’s and Tony’s |
| C．Tom’s and Tony | D．Tom and Tony |
The dress fits（合身） me well,_______ I don’t want to buy it because it’s too expensive.
| A．so | B．but | C．or | D．And |