12.Property insurance helps you to ______ against natural disasters, in front of which humans appear too small.
| A．prevent | B．defend | C．protect | D．shelter |
John has three sisters. Mary is the________ of the three.
| A．most cleverest | B．more clever | C．cleverest | D．cleverer |
Professor White has written some short stories, but he is________known for his plays.
| A．the best | B．more | C．better | D．the most |
These oranges taste________.
| A．good | B．well | C．to be good | D．to be well |
“Do you regret paying five hundred dollars for the painting?”“No, I would gladly have paid______for it.”
| A．twice so much | B．twice as much |
| C．as much twice | D．so much twice |
Smoking is so harmful to personal health that it kills_____people each year than automobile accidents.
| A．seven more times | B．seven times more |
| C．over seven times | D．seven times |