Prices are always rising these days. Up to now, the petrol price _______ 20%.
| A．increased by | B．increased to |
| C．has increased to | D．has increased by |
As a famous public figure, you have a duty to ____ yourself responsibly, especially in public places.
| A．carry | B．conduct |
| C．guide | D．operate |
Nowadays people are more likely to go to ____ mall than visit the tailor when shopping for clothes, so tailors have adapted to ____ new reality.
| A．the; a | B．/; the |
| C．the; the | D．a; a |
Mom，don’t you think it's OK to play once in a while ____________ it doesn’t affect my studies?
| A．even if | B．unless |
| C．so that | D．as long as |
An individual human existence should be like a river-small at first, narrowly contained within its banks, and＿＿＿passionately past rocks and over waterfalls.
| A．to rush | B．rushing |
| C．rushed | D．rush |
In March, cherry blossoms（樱花）on both sides of East Beijing Road give the city of Nanjing an early ＿＿of spring.
| A．taste | B．theme |
| C．sense | D．setting |