Could you please tell me where ?The boss is waiting for him.
| A．has Tom gone | B．Tom has gone |
| C．has Tom been | D．Tom has been |
An official _____ by some reporters on food problems in Shanghai yesterday.
| A．is interviewing | B．is interviewed | C．was interviewing | D．was interviewed |
We are glad to hear that the Greens _____ to a new flat next week.
| A．move | B．moved | C．will move | D．have moved |
Now my father _____ his bike to work every day instead of driving.
| A．ride | B．rode | C．rides | D．will ride |
By the end of last month, I _____ all the CDs of Justin Bieber.
| A．collect | B．collected | C．have collected | D．had collected |
You _____ lose your way if you walk alone in the mountains at night.
| A．may | B．need | C．should | D．ought to |