—You seem to show interest in cooking.
—What?_________, I’m getting tired of it.
| A．On the contrary | B．To the contrary | C．On the other hand | D．To the other hand |
Nuclear science should be developed to guard peace ____ destroy the world.
| A．instead of | B．more than | C．rather than | D．less than |
—Has the doctor _______the old woman of her illness?
—No, he ______ her but didn’t ________ her.
| A．cured; treated; treat | B．cured; cured; treat |
| C．treated ; treated; cure | D．cured ; treated; cure |
—Is the White House _________ to ordinary visitors?
—Of course.
| A．adjustable | B．available | C．reasonable | D．accessible |
The little boy was allowed to go swimming _______ he kept near the other boys.
| A．provided that | B．in case | C．now that | D．by the time |
—It’ll take me at least 2 hours to do this!
—Oh, _______! I could do it in 30 minutes.
| A．come on | B．pardon me | C．you are right | D．don’t mention it |