We're still at the airport. If it weren’t for the delayed flight, we _____the concert right now.
| A．can be enjoying | B．must have enjoyed |
| C．would be enjoying | D．should have enjoyed |
you your grandma’s life is in danger?
| A．Are; aware that |
| B．Are; aware of |
| C．Do; aware of |
| D．Have; any of |
We didn’t expect that Sara was made of the Students’ Union
| A．chairman |
| B．a chairman |
| C．the chairman |
| D．chairmen |
Between the two rows of trees the teaching building.
| A．stand |
| B．stands |
| C．are standing |
| D．are |
This is one of the best novels whichonce popular among students.
| A．are |
| B．is |
| C．were |
| D．was |
Either Wu Hai or I going to the teachers’ office after class for the papers.
| A．am |
| B．is |
| C．are |
| D．have |