It is good to be ______ about the world around you because I think curiosity is the best teacher.
| A．anxious |
| B．curious |
| C．fantastic |
| D．wonderful |
—I’m thinking of the test tomorrow.I’m afraid I can’t pass this time.
—________！I’m sure you’ll make it.
| A．Go ahead | B．Good luck |
| C．No problem | D．Cheer up |
People try to avoid public transportation delays by using their own cars，and this________creates further problems.
| A．in short | B．in case |
| C．in doubt | D．in turn |
Doctors always tell us that drinking too much________our health，but some people don’t care.
| A．is harm to | B．does harmful to |
| C．is harmful to | D．do harm to |
The top leaders of the two countries are holding talks in a friendly________.
| A．atmosphere | B．state |
| C．situation | D．phenomenon |
I’m sorry，I can’t give you the telephone number without
Mr.Smith’s________.
| A．permission | B．allowing |
| C．agreement | D．performance |