_________ the wind and the sun, the color on the board gradually ran.
| A．Being exposed to | B．Having exposed | C．Exposing | D．Exposed to |
Nowadays，more Chinese provinces________education reforms that will allow children of migrant workers to sit college entrance exams locally.
| A．have announced | B．are announcing |
| C．announced | D．will announce |
According to a new regulation，a “green card” is________only to foreigners who live in China for 10 constant years.
| A．accessible | B．available |
| C．convenient | D．precious |
I prefer to deal with big companies because their service and reputation are better than ________ of small ones.
| A．that | B．those |
| C．ones | D．one |
It goes________my principles to cheat in the exam.
| A．for | B．against |
| C．above | D．beyond |
________the new economical policy，he expanded his business and made more profits than before.
| A．Benefiting from | B．Benefited from |
| C．Having benefiting | D．To benefit |