53.It was ____ then that I came to know that knowledge comes from practice.
A) until C) till
B) not until D) since
54.The world's supplies of petroleum ____.
A) have been gradually being exhausted
B) have gradually exhausted
C) are gradually exhausted
D) are being gradually exhausted
55.Everything depends on ____ we have enough time.
A) if C) whether
B) when D) that
56.I'd just as soon ____ rudely to her.
A) you not speak C) you didn't speak
B) your not speaking D) you hadn't spoken
57.The concert was so interesting that we all felt it ended ____ soon.
A) but too C) very
B) only too D) too
58.The roar of the crowd finally ____ to a murmur.
A) reduced C) decreased
B) diminished D) cut down
59.It's very discourteous to ____ during some one's conversation.
A) inspect C) interfere
B) interrupt D) instruct
60.Sometimes even the smallest thing will upset an ____ person.
A) annoyed C) irritable
B) irritated D) angry
61.The conversation was so interesting that we were ____ of the lateness of the hour.
A) negligible C) irrelevant
B) inattentive D) oblivious
62.The rainbow is one of the most beautiful ____ in nature.
A) phenomenon C) appearance
B) phenomena D) experience
63.It is ____ that nowadays fiber is considered to be an important part of a healthy diet.
A) serious C) significant
B) great D) vital
64.The performance will begin ____ at eightthirty.
A) precisely C) accordingly
B) consequently D) exceedingly
65.Mr.Smith, a chemistry teacher, never stops ____ new and better ways to improve his teaching.
A) discovering C) searching for
B) looking for D) finding out
66.People greatly differ ____ their views of life.
A) from C) at
B) to D) in
67.The geographical location of Hubei is quite favorable for agricultural production. It's ____ the land of fish and rice.
A) famous for C) known as
B) known by D) known to
68.The officials called for an immediate ____ to determine the cause of the accident.
A) investigation C) notification
B) preparation D) obligation
69.People usually ____ certain foods by keeping them in a refrigerator or freezer.
A) store C) keep
B) hold D) preserve
70.The girl carefully ____ every mispelled word on the page.
A) surrounded C) encircled
B) draw D) place
Part Ⅳ Translation from English into Chinese (15 minutes)
Directions: In this part, there are five items which you should translate into Chinese, each item consisting of one or two sentences. These sentences are all taken from the Reading Passages you have just read in the Reading Comprehension of the Test Paper. You can refer back to the passages so as to identify their meanings in the context.
71.Increasingly, over the past ten years, people—especially young people—have become aware of the need to change their eating habits because much of
