. He __________ full marks, but he was so careless as to make a spelling mistake.
| A．must have gained | B．can have gained | C．could have gained | D．must gain |
He _______ me five dollars for it, but at first he said to me the work would be done ______.
| A．charged ; free of charge | B．charged for ; charged for nothing |
| C．charged ; out of the charge | D．charged to ; free of the charge |
Mr. Wang, who _____ in this city ever since thirty years ago, _____ a report for the last two years.
| A．has lived; had prepared | B．has been living; has been preparing |
| C．lived; has been preparing | D．has been living; has prepared |
―Have you worked out when the final payment is _______?
―Early next month.
| A．found | B．come | C．due | D．practical |
The _______ are ten to one that we’ll win the match.
| A．opportunities | B．possibility | C．chances | D．ability |
He had no choice but to _________ an excuse to explain his being late.
| A．make out | B．make up | C．make up for | D．make over |