_________ Tom ___________ a baseball?
| A．Do; have | B．Does; have |
| C．Does; has | D．do; has |
Bill Grates is one of ______ people in the world.
| A．the richer | B．richest |
| C．richer | D．the richest |
Susan is so worried because she ______ her ticket, then she can’t go to England on time.
| A．lose | B．lost |
| C．losing | D．will lose |
______ on the light, Tony. It is too dark in the room.
| A．Turning | B．To turn |
| C．Don’t turn | D．Turn |
He kept writing the book _____ he was in great pain.
| A．because | B．if |
| C．unless | D．even though |
–Sam, could you please turn down the radio? Your sister _____ in her room.
--OK, Mum.
| A．sleeps | B．slept |
| C．is sleeping | D．was sleeping |