Unless________ to speak, you should remain silent at the meeting.
| A．invited | B．inviting |
| C．being invited | D．having invited |
Mr. Zhang once taught in a remote village in Anhui province as a volunteer, _______was accessible only on foot.
| A．where | B．which | C．that | D．what |
Parents have to be able to to be , to go with their kids, and also give them the room to grow.
| A．responsible | B．strict | C．flexible | D．careful |
In Europe unemployment hit a new record with young people __________ it harder to get jobs．
| A．to find | B．finding | C．having found | D．found |
—What are you putting your shoes on again for?
—Because I________you home, that’s all!
| A．drive | B．am driving | C．have driven | D．drove |
South Korean pop singer Chae Yeon came to Beijing on March 18th to__________ her new album My Love．
| A．relieve | B．release | C．collect | D．investigate |