—Can you describe ___ it happened?
—Yes, I was riding on my bike ___ a car knocked me down from behind．
| A．when; as | B．how; as | C．how; when | D．how; while |
She was so __________ in her job that she didn't hear anybody knocking at the door.
| A．attracted | B．absorbed | C．drawn | D．concentrated |
It's interesting to contrast the American legal system __________ the Chinese one.
| A．with | B．to |
| C．by | D．from |
—Who is listening to the pop musician in the garden?
—__________ Jimmy.
| A．It is | B．They are | C．That is | D．There are |
After covering the long distance, the girl was really __________.
| A．out of order | B．out of breath |
| C．out of control | D．out of condition |
The child was __________ at the __________ characters in the movie.
| A．terrified; terrifying | B．terrifying; terrified |
| C．terrified; terrified | D．terrifying; terrifying |