---It’s a long time _____ I saw you last.
---Yes, and what a pity it is now that it will be a long time _______ we see each other again.
| A．before; since | B．since; when | C．since; before | D．when; before |
A good story does not necessarily have to have a happy ending，but
the reader must not be left.
| A．unsatisfied |
| B．unsatisfying |
| C．to be unsatisfying |
| D．being unsatisfied |
Alexander tried to get his work _____ in the medical circles.
| A．to recognize |
| B．recognizing |
| C．recognize |
| D．recognized |
Dr. Smith, together with his wife and daughters, ________ visit Beijing this summer.
| A．is going to |
| B．are going to |
| C． was going to |
| D．were going to |
— Did you go to the show last night?
— Yeah. Every boy and girl in the area ________ invited.
| A．were |
| B．have been |
| C．has been |
| D．was |
Either you or one of your students ________ to attend the meeting that is due tomorrow.
| A．are |
| B．is |
| C．have |
| D．be |