_______environmental damage is done, it takes many years for the ecosystem to recover.
| A．Even if | B．If only | C．While | D．Once |
After the experiment the plant is ________ it was before.
| A．five times taller than |
| B．taller five times than |
| C．as tall as five times |
| D．the height of five times |
Football games are really ________with not only the young but also the old.
| A．popular |
| B．welcome |
| C．good |
| D．loved |
－________？
－He's about your height，sort of heavy，with blue eyes.
| A．What does he like |
| B．How does he look |
| C．What does he look like |
| D．How is he |
(2012年山东卷，34)The manager was concerned to hear that two of his trusted workers ________.
| A．will leave |
| B．are leaving |
| C．have left |
| D．were leaving |
The boy was scolded by his parents ________what he had done.
| A．because |
| B．since |
| C．thanks to |
| D．because of |