Cloning plants is straightforward while cloning animals is _____________ more complicated.
| A．very | B．far | C．fairly | D．quite |
Doing morning exercise is of great ____________ to your health & consequently you’d better keep on it.
| A．benefit | B．beneficial | C．benefition | D．useful |
Although he has __________ physical disability,he has ___________ ability to do the job.
| A．the,the | B．a,a | C．the ,a | D．a,the |
All the employees of the company received a(n) _____________of $ 200 apart from their salary at the end of the year to celebrate our traditional Spring Festival.
| A．advantage | B．reward | C．bonus | D．fare |
The _________ look on his face suggested he didn’t know the fact.
| A．surprise | B．surprised | C．surprising | D．amazing |
The teacher ____________his students to leave the classroom as soon as possible .
| A．required | B．suggested | C．demanded | D．desired |