— How much do you know about the 3D film technology?
— A little. Not until ________ the hot movie Avatar ________ some about it.
| A．did I see; did I begin to learn | B．I saw; I began to learn |
| C．I saw; did I begin to learn | D．did I see; I began to learn |
The park was full of people,____themselves in the sunshine.
| A．having enjoyed | B．enjoyed |
| C．enjoying | D．to enjoy |
--Did you enjoy the party?
--Yes,we___by our hosts.
| A．were treated | B．would be treated. |
| C．treated | D．had treated |
_____the early flight,we ordered a taxi in advance and got up very early.
| A．Catching. | B．Caught. |
| C．To catch. | D．Catch |
____, everyone present was amused by his adventure story in Africa.
| A．Absurd as might it sound |
| B．As it might sound absurd |
| C．As absurd it might sound |
| D．Absurd as it might sound |
He gave himself a new name to hide his ____ when he went to carry out the secret task.
| A．emotion | B．talent |
| C．identity | D．treasure |