—Have you seen my watch anywhere, Lucy?
—Is it the one your uncle bought for you in Hong Kong?
| A．who | B．what | C．that | D．when |
______ wake up your sister, Ben. She needs a good sleep.
| A．Don’t | B．Doesn’t |
| C．Aren’t | D．Can’t |
Practice more, ________ you’ll do better in playing chess.
| A．but | B．and |
| C．when | D．after |
Children _______ sit in the front seat of a car. It’s too dangerous.
| A．need | B．needn’t |
| C．must | D．mustn’t |
In Chongqing, you can often see many people dance outside together if it ______ in the evening.
| A．rains | B．doesn’t rain |
| C．will rain | D．won’t rain |
Mr. Green’s office is _______ the 26th floor. You can take the lift there.
| A．at | B．in |
| C．on | D．for |