14.Air travel is so quick nowadays that we can leave London after breakfast and arrive in New York ____ eight hours.
A. in B. for C. after D. until
15.It is also true that the effect of a drug is much _____ upon youngsters than adults.
A. bigger B. fewer C. greater D. little
16.Because the reading _____ in most college courses are very heavy， students should plan to read every day.
A. assignments B. schedules C. activities D. programs
17.For long-time efficiency and happiness it is best to observe the _____ of health and sound working conditions.
A. principles B. ideas C. elements D. factors
18. _____ their differences， they fell passionately in love with each other.
A. As for B. Owing to C. Despite D. Through
19. _____ yourself to the job in hand， and you‘ll soon finish it.
A. Reply B. Imply C. Apply D. Supply
this because pupils from Britain‘s private schools are more intelligent than those from state schools， or are they simply _____ （well） prepared？
12. They are too easily regarded as evaluated certainties rather than as _____ （raw） of raw materials crying to be processed into the texture of logic.
13. The _______ （good） he feels， the more work he will do.
1.The continuing professional education of _____ （high） educated adults will become a third level in addition to undergraduate and professional or graduate work.
2.The explorers were puzzled over what to do next because they were in a _____ （trick） situation.
3.These electric appliances are all similar in construction but each one is _____ （specialize） in its function.
4. The child was playing _____ （danger） near the edge of the swimming pool.
5.We would like to take this opportunity to express our sincere _____（appreciate）of your help.
6.Robots， becoming ___（increase）prevalent in factories， are programmed and engineered to do more jobs.
7.The author of the text expresses a strong _____（disapprove）of working on and off frequently.
8. The government has taken measures to reduce the total energy ______（consume）。
1.Almost everything a manager does _____ decisions； indeed， some suggest that the management process is decision making.
A. imposes B. improvises C. involves D. indicates
2.Astronomers and scientists think that a black hole is a region of space _____which matter has fallen and _____ which nothing can escape.
A. towards … towards B. into … from
C. out of … from D. through … through
3.American men don‘t cry because it is considered not _____ of men to do so.
A. characteristic B. tolerant C. symbolic D. independent
4.At the end of 1994 the British Government introduced new measures to help _____ domestic workers from abuse by their employers.
A. protect B. suspect C. expect D. inspect
5.The specific use of leisure _____ from individual to individual.
A. ranges B. distinguishes C. varies D. covers