26. —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 |
People generally think that smoking is a bad ______ .
| A．custom | B．habit | C．behavior | D．action |
We invited her to dinner but she didn’t even bother to _______ .
| A．turn in | B．turn up | C．turn on | D．turn down |
—Where does your little daughter want to go during her holiday ?
—She is always looking forward to _____ to the Wu Yi Mountain.
| A．take | B．taking | C．being taken | D．b taken |
I’m preparing the report for tomorrow’s meeting. Would you please _____ the radio a little ?
| A．turn on | B．turn off | C．turn up | D．turn down |
The manager meant ____ the workers that being 5 minutes late meant ____ the company.
| A．to tell, to leave | B．telling, leaving | C．to tell, leaving | D．telling, to leave |