—Watching TV too much _______ bad for your eyes.
—I’ll go to bed right away.
| A．is | B．are | C．was | D．be |
—Will you give me a hand? I have some trouble_______ the scientific problem.
—Don't worry. I'll try my best to help you _______.
| A．solving; in five minutes | B．to solve; in five-minute |
| C．to solve; after five minutes | D．solving; after five-minutes |
You’dbetter_______yourcigarette when you are in the wood.
| A．puton | B．putup |
| C．put out | D．put off |
—What will the weather be like tomorrow?
—It _______ be rainy, cloudy or sunny. Who knows?
| A．must | B．might |
| C．shall | D．should |
—_______ are you leaving for Shanghai?
—In a couple of months.
| A．How long | B．How often |
| C．How soon | D．How fast |
—This is _______ fascinating museum I have ever visited.
—Yes. I’ve never seen a _______ one.
| A．the worst, bigger | B．the most, better |
| C．the better, the best | D．the worst, good |