----Listen! Is Kitty in the next room?
---- No, it ______ be Kitty. She has gone to Beijing.
| A．may not | B．can’t | C．mustn’t | D．needn’t |
相关试题
In those days ,books could only be produced one at a time _____________.
| A．in hand | B．with hand |
| C．by hand | D．by hands |
Food safety is important. Rules _____ to stop people from food pollution.
| A．must make | B．must be made | C．mustn’t make | D．mustn’t be made |
—Why don’t we start a school magazine on line?
—________
| A．Sounds like a good idea! | B．It doesn’t matter. |
| C．Thanks for your help. | D．Sorry to hear that. |
The sign 
means _________
| A．No parking | B．No right turn |
| C．You can’t turn left | D．No entry |
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