Gary Locke , a Chinese-American, once______ as the governor of Washington for 8 years and now is U．S．Commerce Secretary．
| A．had worked | B．worked | C．is working | D．has been working |
Hurry up, or you ______ catch the train.
| A．needn’t | B．mustn’t | C．can’t | D．shouldn’t |
You can improve your English ______ practicing more.
| A．by | B．with | C．of | D．in |
—What’s wrong with you, Eric? You look tired.
—I ______ to prepare for the final exam last night.
| A．picked up | B．woke up | C．stayed up | D．put up |
Tony is not as clever as Lucy, but he works ______ than her.
| A．hard | B．harder | C．hardest | D．the hardest |
—Why are you excited today?
—We have been told ______ a picnic this weekend.
| A．have | B．to have | C．having | D．had |