The plane cannot ______ or land safely every time.
| A．take in | B．take on | C．take over | D．take off |
—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 |
The reason for his success is ______ he worked very hard.
| A．that | B．why | C．whether | D．How |
－How do you like our restaurant?－I can’t find a ________one.
| A．good | B．better | C．best | D．Fine |
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 |
His illness ________ his absence.
| A．leads for | B．accounts for |
| C．provides for | D．pays for |