—May I smoke here?
—If you _______, choose a seat in the smoking section.
| A．should | B．could |
| C．may | D．must |
–I’d like to take a week’s holiday.
--_______, we’re too busy.
| A．Don’t worry | B．Don’t mention it | C．Forget it | D．Pardon me |
. A cook will be immediately fired if he is found _________ in the kitchen.
| A．smoke | B．smoking | C．to smoke | D．smoked |
She worried ________ her child would be hurt.
| A．on condition that | B．so that | C．for fear that | D．so long as |
He got to the station early, _________ missing his train.
| A．in case of | B．instead of | C．for fear of | D．in search for |
In some western countries, demand for graduates from MBA courses has __________.
| A．turned down | B．turned over | C．fallen down | D．fallen over |