1. Birds do not have to be taught to build a nest; ____ tells them how to do it.
　　A．instinct
　　B．intention
　　C．inquiry
　　D．investigation

2. _____ the high rank and position he holds, Mr. Appellate takes social leadership over almost everyone else.
　　A．In honor of
　　B．As regards
　　C．By virtue of
　　D．At the cost of

3. Bill ___ some old friends while he was touring in San Francisco.
　　A．called at
　　B．called for
　　C．called on
　　D．called off

4. ____ your help, I might have failed in getting the high-paid job.
　　A．Thanks to
　　B．But for
　　C．Owing to
　　D．Apart from

5. Mr. Craig worked on some committee members to ____ the candidate of his choice.
　　A．vote out
　　B．vote down
　　C．vote against
　　D．vote for

6. Anthony left the office building ten minutes early ____ missing the last train.
　　A．for fear of
　　B．in respect of
　　C．for the sake of
　　D．in replay to

7. Some groups offered him a considerable amount of money to vote for their interests, but he refused their ____.
　　A．a(chǎn)llowances
　　B． grants
　　C．bribes
　　D．subsidies

8. It was an ____ coincidence that Cindy and Lawra arrived at the same time in the same dress.
　　A． executive
　　B．a(chǎn)bundant
　　C．enormous
　　D．a(chǎn)bsolute

9. Mary should be ___ for taking a strong stand on the issue of tax reform.
　　A．praised
　　B．a(chǎn)pplied
　　C．wronged
　　D．overlooked

10. Over a period of 35 years, Mr. Bush ___ a fortune buying and selling used cars.
　　A．made up
　　B．built up
　　C．went up
　　D．backed up

11. She couldn’t watch TV last night because homework ____ most of her time.
　　A．a(chǎn)rranged
　　B．consumed
　　C．spent
　　D．fixed

12. Mr. Bridges ____ several other subjects in the course of his talk, but mostly kept himself to the main topic.
　　A．turned on
　　B．passed on
　　C．touched on
　　D．took on

13. On her next visit Jeannie got a very cool reception; there was no evidence of the usual ____.
　　A．hostility
　　B．discrimination
　　C．hospitality
　　D．a(chǎn)mazement

14. Fred’s lessons were too hard for him, and he soon ____ the rest of the class.
　　A．fell behind
　　B．fell through
　　C．fell in with
　　D．fell out

15. Sheila wondered if her mistake ___ the brutal punishment she received.
　　A．performed
　　B．took
　　C．escaped
　　D．deserved

16. The meeting ended ____ when a door-keeper told club members that the building was on fire.
　　A．a(chǎn)ffectedly
　　B．fatally
　　C．exhaustingly
　　D．a(chǎn)bruptly

17. Maria fainted in the store and found herself in the hospital when she ____.
　　A．came along
　　B．came up
　　C．came to
　　D．came out

18. During the dinner hour, Leslie ____ her history notes so she would remember them for the test.
　　A．ran into
　　B．ran over
　　C．ran down
　　D．ran across

19. Listening to the soft tapping of rain on the roof can ____ a person’s nervous tension.
　　A．relieve
　　B．retain
　　C．reinforce
　　D．revive

20. On taking office, Mrs. Williams solemnly pledged to do her best, and she intended to _____ that pledge.
　　A．live through
　　B．live up to
　　C．live off
　　D．live on