There is even an animal whose tail will so that it can run away if someone grabs it.
| A．break up | B．break out | C．break off | D．break down |
—You have no idea how to solve this math problem.
—You should try to think about which principle can _______ it.
| A．submit to | B．apply to |
| C．commit to | D．refer to |
The tall good-looking guy was thought to be the owner of a large company _______ in fact he was as poor as a church mouse.
| A．until | B．since |
| C．before | D．while |
Being quick-minded and good at communicating, the young man was appointed to address the tough problem _______ the company.
| A．in terms of | B．on behalf of |
| C．in favor of | D．on top of |
To be an excellent lecturer, you must be a clear speaker, with a strong and pleasing voice that is fully under your _______.
| A．hand | B．influence |
| C．control | D．authority |
With some physical training in the morning，even after a couple of days，you will feel ______，and in the long term，you will benefit greatly from your perseverance.
| A．apparent | B．confident |
| C．aggressive | D．energetic |