41. These proposals sought to place greater restrictions on the use and copying of digital information than _____ in traditional media.
A) exist
B) exists
C) existing
D) to exist

42. One expert remarks that a computer with _____ many tubes as the brain has neurons would require the Empire State Building to contain it.
A) so
B) as
C) more
D) much

43. The major function of a school education is not so much to teach you things _____ to teach you the art of learning from which you can get benefit in your whole life.
A) than
B) as
C) and
D) more

44. I worked so late in the office last night that I hardly had time _____ the last bus.
A) to have caught
B) to catch
C) catching
D) having caught

45. As it turned out to be a small house party, we _____ so formally.
A) needn't dress up
B) did not need have dressed up
C) did no need dress up
D) needn't have dressed up

46. I apologize if I _____ you, but I assure you it was unintentional.
A) offend
B) had offended
C) should have offended
D) might have offended

47. Although a teenager, Fred could resist _____ what to do and what not to do.
A) to be told
B) having been told
C) being told
D) to have been told

48. Greater efforts to increase agricultural production must be made if food shortage _____ avoided.
A) is to be
B) can be
C) will be
D) has been

49. Doing your homework is a sure way to improve your test scores, and this is especially true _____ it comes to classroom tests.
A) before
B) as
C) since
D) when

50. There are over 100 night schools in the city, making it possible for a professional to be reeducated no matter _____ he does.
A) how
B) where
C) what
D) when

 答案：41.A 42.B 43.B 44.B 45.D 46.B 47.C 48.A 49.D 50.C

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