That is the only way we can imagine __________ the overuse of water in students' bathrooms.
| A．reducing | B．reduced |
| C．to reduce | D．reduce |
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 |
On the top of Mount Tai，you can get a wonderful________of the sunrise.
| A．view | B．scene |
| C．sign | D．sight |
Seeing the happy________of children playing in the park，I’m full of joy and confidence in the future of our country.
| A．sight | B．scene |
| C．view | D．sign |