.He is really incompetent! The letter ______ yesterday.
a. should be finished typing b. must be finished typing
c.must have finished typing d. should have been finished typing
相关试题
Whatever they end up doing, they __themselves a great deal.
| A．will be teaching | B．will have taught |
| C．are teaching | D．will be taught |
The manager needs an assistant with knowledge of French and work experience.
| A．the; a | B．不填; the | C．a; 不填 | D．the; 不填 |
—I plan to pay a visit to Peter this Sunday．
—I agree. You know, he ________come to see us on Su
ndays when we were in USA.
A. might B. would C. should D. could
—The Libya issue calls for talks.
—Quite right. I would rather the UN ________ something immediately.
| A．would do | B．does | C．did | D．will do |
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