We should do some things to protect the environment．For example，we shouldn’t________too many trees．
| A．cut down |
| B．write down |
| C．grow up |
| D．pick up |
You can't imagineamazing they areyou see them with your eyes.
| A．what； unless | B．how； unless |
| C．how； if | D．what； if |
—Oh, I had a terrible toothache!
—You’d better go to see a doctor and have your tooth out.
A. pull B pulling C. to pull D.pulled
—It’s bad to be late.
—Yes.be late for school,we have to get up early.
| A．So that | B．In order not to |
| C．So that not | D．In order to |
Tina recommended me a few foreign songs, but was to my taste.
| A．all | B．neither | C．either | D．none |
In Hongkong Disneyland, the children under 1.2 metres go into any district.
| A．couldn’t | B．mustn’t |
| C．needn’t | D．mightn’t |