We shouldn’t________he trees in order to protect the environment．
| A．write down |
| B．put down |
| C．take down |
| D．cut down |
These natural disasters have warned us that everyone should start to protect the _____ immediately.
| A．amusement | B．development | C．environment | D．government |
There _____ still some milk in the fridge. It’s not necessary to go to the store today.
| A．am | B．is | C．are | D．be |
_____ T-shirt do you like better, the red one or the blue one?
I prefer the red one
| A．How much | B．How many | C．Whose | D．Which |
Your English teacher has never lost his temper, _____ he?
| A．has | B．hasn’t | C．did | D．didn’t |
You had better _____ because you have to drive back home.
| A．not drinking | B．not drink | C．don’t drink | D．not to drink |