鱼种培育一般采用()。
A、单养
B、2~3种混养
C、多种混养
D、多种套养
参考答案:B
32.What kind of mistakes do you want to avoid ____full marks in your test?
A.to get
B.get
C.getting
D.will get
— I feel really _____ before the interview.
— Take it easy. Sure you are the best.[ ]
A. patient
B. serious
C. nervous