Many students go to school _______ the tube in Beijing every day.
| A．with | B．for |
| C．on | D．at |
一I really thought I'd pass the driving test．
—Oh，well， , Bill．
| A．you are wrong | B．I agree with you |
| C．best wishes | D．better luck next time |
Anyone in the lab has to the following dos and don’ts.
| A．observe | B．consult |
| C．recognize | D．direct |
It’s really difficult to ______ what he is trying to express.
| A．leave out | B．pick out |
| C．work out | D．make out |
This camera is of good quality. If it ______ break down within the first year, we would replace it with a new one.
| A．would | B．might | C．could | D．should |
As a green hand, he doesn’t know______ it takes to start a business here.
| A．when | B．how | C．what | D．which |