16. Some of the wolves there _____ the fur.
A. are hunting B. are hunting for C. hunt for D. are hunted for
17.------What about going out for a walk after supper?
-------______. Walking after meals is good for health.
A. I couldn’t agree more. B. I’m afraid not.
C. I believe not. D. I don’t think so.
18.The old man has two sons，________is a soldier.
A．one of whom B．both of them C．all of whom D．both of whom
19.As we know, the 2008 Olympic will________ in Beijing, China.
A. take place B. be taken place C. be to be held D. hold
20.–He spoke as though he________ anything of the world.
--Really?
A. knew B. had known C. knows D. has know
