— Have you ________ how much the trip will cost? —I’m working on it; just have a little patience.
| A．added to | B．counted on |
| C．added up to | D．figured out |
He was afraid what he had done ______ a disastrous effect on his career.
a. might have b. could be c. have been d. shall be
Since your roommate is visiting her family this weekend,_____ you like to have dinner with us tonight?
a. will b. won’t c. wouldn’t d. do
.When we reached the station, the train had still not arrived; so we ______.
a. needed not to hurry b. needn’t have hurried
c. need not to have hurried d. didn’t need to hurry
.The boy told his father that he would rather ______ an astronaut.
a. become b. to become c. becoming d. became
.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