--- The research on the new bird flu virus vaccine is challenging and demanding. Who do you think can do the job?
---____ my students have a try?
| A．Shall | B．Must | C．Will | D．May |
A small plane crashed into a hillside five miles east of the city, _____all four people on board.
| A．killed | B．killing |
| C．kills | D．to kill |
Since___1980s, the new technology has been used on trains in _____Europe.
| A．the ; the | B． / ; the |
| C． the ; / | D． / ; / |
— Hello, Tom . Can I help you ?
—Yes. Please _______the note to him as soon as you see him．
| A．hand | B．share | C．head | D．search |
—Excuse me , Sir. Where is the gym?
—Take the lift to the tenth floor, and you ________ find it.
| A．shall | B．will | C．need | D．is going to |
By using ears one can tell the direction _____ a sound comes.
| A．in which | B．from which |
| C．with which | D．through which |