-We'll go to the party to be held in the Grand Theater at 8： 00tonight. Could you join us?
-I'm afraid I can't. I __________ the paper with my instructor.
| A．am discussing |
| B．have discussed |
| C．will be discussing |
| D．will have discussed |
The news about the terrible flood there greatly discouragedthere for sightseeing.
| A．us from going | B．us to go |
| C．us going | D．we to go |
--I'm sorry I made a mistake!
--. . Nobody is perfect.
| A．Take your time | B．You're right |
| C．Whatever you say | D．Take it easy |
One can always manage to do more things, no matter______ full one’s schedule is in life.
| A．how | B．what | C．when | D．where |
The police were seeking more information to find out________ killed the rich merchant.
| A．who it was that | B．who was it that |
| C．it was who | D．who was it |
Had they known what was coming next, they _________second thoughts.
| A．may have | B．could have |
| C．must have had | D．might have had |