They lived a hard life and were often made __________ for over ten hours a day.
| A．work |
| B．to work |
| C．to working |
| D．worked |
Under the Dome, ________ 103-minute documentary released by Chai Jing, has pushed public awareness about air pollution and encouraged people to join in efforts to make ________difference.
| A．the; a | B．a; a. |
| C．the; 不填. | D．a; 不填 |
---- Sorry, I can't find the books you asked for.
---- __________.
| A．All right. |
| B．It's your fault. |
| C．Thanks anyway. |
| D．I won't forgive you. |
The reason _________ the little actress has been such a success is ________ she is both clever and hardworking.
| A．why; that |
| B．why; why |
| C．that; because |
| D．for; because |
I have no idea _______ we can do with these waste materials.
| A．that |
| B．what |
| C．whether |
| D．if |
FBI stands _________ Federal Bureau of Investigation.
| A．in |
| B．by |
| C．for |
| D．with |