Mr. Bush is on time for everything. How _______ it be that he was late for the opening ceremony？
| A．can | B．should | C．may | D．must |
The old pianist would listen to our repeated request that he _____ in public again.
| A．play |
| B．played |
| C．would play |
| D．was going to play |
What _____ of English Xu Gehui _____!
| A．good command; is at |
| B．a good command; is at |
| C．a good command; has |
| D．good command; has |
The teacher commanded that the exercises _____ in an hour.
| A．was finished |
| B．should finish |
| C．were finished |
| D．be finished |
_____ I explained on the phone, your request will be considered at the next meeting.
| A．When |
| B．After |
| C．As |
| D．Since |
_____ sitting on the couch watching TV all day, why not try having a picnic in the country?
| A．Instead of |
| B．Because of |
| C．Thanks to |
| D．As to |