Swan Lake is a famous ballet in four acts, ________ on a German fairy tale.
| A．basing | B．based | C．bases | D．to base |
When On May 8th, "Most Beautiful Teacher" Zhang Lili in the city of Jiamusi , Heilongjiang province ,saved her students____ by a bus, but couldn't escape from the tragedy herself.
| A．being run over | B．being run across |
| C．from being run over | D．from being run across |
As a manager, I know my emotions will affect people around me, so I’m going to make a ____ effort to be more cheerful.
| A．precious | B．curious | C．mysterious | D．conscious |
Playing on a frozen sports field sounds like a lot of fun. Isn't it rather risky, ____?
| A．either | B．also | C．though | D．too |
He____ in London for many years, but he has never regretted his final decision to move back to China.
| A．lived | B．was living | C．have lived | D．had lived |
In considering people for jobs, we give ____ to those with some experience.
| A．decision | B．attempt | C．preference | D．reputation |