---Have you seen Dr. Adams recently?
---No. He __________ Hong Kong for an important meeting. He’ll come back tomorrow.
| A．has gone in | B．has been in | C．has gone to | D．has been to |
I ______ the film if I’m free next Sunday.
| A．sees | B．saw | C．will see | D．has seen |
— Where’s Tom? He is wanted on the phone.
— Sorry, he ______ to the library.
| A．goes | B．has gone | C．will go | D．was going |
I can’t believe these photos ______ by such a little girl.
| A．take | B．took | C．be taken | D．were taken |
— Listen! What’s the noise?
— My brother ______ the program of the World Cup in the sitting room.
| A．watches | B．has watched | C．is watching | D．watched |
The air in Beijing is getting much ______ now than a few years ago.
| A．clean | B．cleaner | C．cleanest | D．the cleanest |