If there no buying and selling of animals, there no killing in nature.
A. is; will be B. will be; will be
C. is; is D. will be; is
He a director since he graduated from university in 1962.
A. became B. has become
C. has been D. becomes
While the programme, you’ll find danger the tigers face.
A. watching; how many B. watches; how
C. watching; how much D. watching; how
Tan Dun is best known winning an Oscar a world-famous composer.
A. for; as B. for; for
C. as; as D. for; to be
--- Why did you pull the girl?
---You see, traffic was so busy that anything happen to her at that moment.
A. could B. must C. can D. should
--- Which do you prefer, orange or coke? --- ________. I want a cup of tea.
A. Either B. Neither C. Both D. None
