Last night I was watching some news about the American financial crises(金融危机) on TV _______ the power went off.
| A．while | B．as | C．when | D．during |
—Is John coming by train.
—He should，but he ________ not.He likes driving his car.
| A．must | B．can | C．need | D．may |
There ________ be any difficulty about passing the road test since you have practised a lot in the driving school.
| A．mustn't | B．shan't | C．shouldn't | D．needn't |
But for the help of my English teacher，I ________ the first prize in the English Writing Competition.
| A．would not win | B．would not have won |
| C．would win | D．would have won |
—It's the office！So you ________ know eating is not allowed here.
—Oh，sorry.
| A．must | B．will | C．may | D．need |
Keep up good state of mind even if you ________ fail plenty of times.
| A．must | B．will | C．can | D．should |