The professor gave us _____ talk on multicultural Canadian society, _____ topic few of us are familiar with.
| A．a; the | B．the; a | C．a; a | D．the; the |
The black hero fought all his life to make black and white people _____.
| A．fair | B．same | C．equal | D．legal |
Only _____ people can have a good understanding of the lecture given by the scientist.
| A．educated | B．devoted | C．concerned | D．relaxed |
The politician was deeply hurt when many of his former supporters voted _____ him, and he lost his place in the government.
| A．for | B．to | C．against | D．at |
The kind lady devoted all her life to _____ those homeless children.
| A．help | B．helping | C．be helping | D．being helped |
A large number of people are _____, and how can the local government ignore the problem?
| A．at work | B．in work | C．out of work | D．after work |