He is so busy. He cannot afford enough time with his son ____he wants to.
| A．even if | B．as if | C．because | D．before |
The world ______. Things never stay the same.
| A．changes | B．is changing | C．was changing | D．will change |
The bottle is empty. Who ______the juice?
| A．has drunk | B．drinks | C．drank | D．is drinking |
I won’t go to the concert because I ______my ticket.
| A．lost | B．don’t lose | C．will lose | D．have lost |
----Hi, Carol, how was your trip to Disney World?
----Hi, we ______a good time there.
| A．are having | B．have had | C．had | D．have |
I hope that you ______a good time this evening.
| A．have | B．are having | C．will have | D．had |