At this rate, the forest will be completely _______________ within the next 30 years．
| A．damaged | B．ruined | C．spoiled | D．destroyed |
．—We flew to Egypt for the holiday and we all had a wonderful time.
—_________.
| A．Oh, that’s very nice of you | B．Congratulations to you |
| C．Oh, I’m glad to hear that | D．It’s a pleasure |
Studying abroad, the boy was exposed to a way of life_________he was not at all fanmiliar.
| A．with which | B．to which | C．for which | D．of which |
With everyone’s face_________behind the mask, it’s hard to tell who they really are.
| A．having hidden | B．being hidden | C．hidden | D．hiding |
．Why must I apologize to him? I am in no way_________for the quarrel, after all.
| A．blamed | B．to blame | C．to be blamed | D．being blamed |
However busy we are, we need to take exercise. Not only___________us keep healthy, it also stops us getting fat.
| A．it helps | B．helps it | C．it does help | D．does it help |