_____ to his research work, the professor cared little about any other things.
| A．Devoting |
| B．Devoted |
| C．Having devoted |
| D．To devote |
—Do you understand the film Cloud Atlas, the most amazing one this year?
—_____, but I am confused at many scenes.
| A． Not a little | B．Yes, no problem |
| C．No，not at all | D．Just sort of |
Mistakes are a natural part of learning, and it is important not to let themour life.
| A．spoil | B．abuse | C．overcome | D．reflect |
—_____bargaining is so interesting?
—Sometimes it is a test to see who stand their ground for the longest.
| A．What is it that | B．Why is it that |
| C．What it is that | D．Why it is that |
It is recommended by the representatives that traditional cultures _____
| A．should preserve | B．have been preserved |
| C．be preserved | D．must be preserved |
Teenagers are often treated like _____bigger children, but they are old enough to be
independent.
| A．slightly | B．lightly | C．extremely | D．obviously |