---Why did the police _____ the crowd?
---Because the presidents car ____ in the street.
| A．break down, broke down | B．break up, broke up |
| C．break down, broke up | D．break up, broke down |
The students in the university are all taking courses______ a degree.（2010·01·山东烟台检测）
| A．sticking to | B．leading to |
| C．turning to | D．referring to |
Without plenty of oral practice，you’ll find it hard to ______a conversation with native English speakers.
| A．go on | B．carry on |
| C．carry out | D．work on |
Mr. Garcia ______ anyone who hasn’t had a college education.
| A．looks down on | B．looks after |
| C．looks for | D．looks into |
—Can I help you，Madame?
—Oh，thanks，but I can ______ it myself.
| A．help | B．support | C．see | D．manage |
It was foolish of him to ______ his notes during that important test，and as a result，he got punished.
| A．stick to | B．refer to | C．keep to | D．point to |