The number of tigers in Asia________ getting smaller and smaller and a large number of people_________ trying to protect them．
| A．are；are | B．is；is | C．is；are | D．are；is |
【2013湖北宜昌】—It’s everyone’s duty to join the Clean Your Plate Campaign.
—Sure. We should try to _______ all the food that we’ve ordered.
| A．give up | B．eat up |
| C．turn up | D．show up |
【2013湖南益阳】The boy is sleeping. Please _____the radio.
A. turn up B. turn down C. turn on
【2013湖南益阳】When he saw a wallet on the ground, he ______at once.
A. picked it up B. gave it up C. picked up it
【2013江苏常州】Many social workers went to Ya’an to help clean water and food to local people to reduce their pain from the earthquake.
| A．put out | B．come out |
| C．work out | D．give out |
【2013山东枣庄】By the time I locked the door, I realized I ____my keys at home.
| A．had repaired | B．had changed |
| C．had forgotten | D．had left |