．----The research on the news bird flu virus vaccine is challenging and demanding．Who do you think can do the job?
----____ my students have a go ?
| A．Will | B．May | C．Shall | D．Must |
Jerry has promised to keep the secret, so he won’t tell anyone _____ asked to.
| A．until | B．now that | C．unless | D．even though |
Why does your brother _______ a sad look on his face these days?
| A．bring | B．wear | C．show | D．hold |
I know you want to borrow money but I have _____at hand myself.
| A．none | B．no one | C．few | D．nothing |
–Where can we park ___ car?
–Don’t worry. There’s sure to be ____ parking lot nearby.
| A．the; the | B．the; a | C．/; a | D．/; the |
— If we go on polluting the world, it won’t be fit for us to live in.
— ____. We’ve got to do something about pollution.
| A．That’s all right. | B．I couldn’t agree more. |
| C．No way! | D．What a shame! |