The manager needs an assistant that he can _____ to take care of problems in his absence.
| A．count on | B．count in |
| C．count up | D．count out |
The little boy has not the ______ to lift the heavy box.
| A．energy | B．force | C．power | D．strength |
I am looking forward to ______ your answer as soon as possible.
| A．receiving | B．being received | C．receive | D．be received |
—Who______ it be that is knocking at the door?
—It ______ be Father, but I’m not sure.
| A．can; must | B．can; may | C．must; can | D．may; must |
. You can depend on ________ promise he makes.
| A．anything that | B．which | C．whatever | D．whose |
. Dr. Smith comes from either Yale or Harvard I can’t remember ________.
| A．where | B．there | C．which | D．that |