National Day ________ people singing and dancing happily in the street.
| A．saw | B．watched | C．observed | D．felt |
After______for the job, you will be required to take a language test.
| A．being interviewed | B．interviewed | C．interviewing | D．having interviewed |
The two presidents agree with each other on the whole, but much remains______at the following meeting.
| A．discussing | B．discussed | C．to discuss | D．to be discussed |
The more one is ______the English-speaking environment, the better he or she will learn the language.
| A．exposed to | B．filled in | C．caught on | D．kept up |
As______unemployment is very high nowadays, it’s very difficult for people to find______work.
| A．the; 不填 | B．the ; a | C．不填；不填 | D．an; the |
Can you think of some cases______drivers obviously knew the traffic rules but didn’t obey them?
| A．why | B．where | C．as | D．which |