______ volleyball here, ______ you may break the windows.
| A．Play, or | B．Don’t play, or | C．Play, so | D．Don’t play, so |
She is a ________girl，and she does everything________．
| A．careful; careful | B．carefully; carefully | C．careful; carefully | D．carefully; careful |
There will be a heavy storm ___________ this evening.
| A．with thunder and lighting | B．had thunder and lighting |
| C．had thunder and lightning | D．with thunder and lightning |
Today the forests are getting fewer and fewer. We must ______ down too many trees.
| A．keep people from cutting | B．prevent people from cutting |
| C．stop people cutting | D．all the above |
— __________does the baby panda weigh?—About 20 grams.
| A．How | B．What | C．How many | D．How much |
Tom’s uncle knows computers well, and he __________ a computer engineer .
| A．maybe | B．may be | C．may be is | D．may is |