28．It was about 600 years ago ________ the first clock with a face and an hour hand was made.
A．that B．until C．before D．when
29．It was only when I reread his poems recently ____ I began to appreciate their beauty.
A．until B．that C．then D．So 30．I hate ______ when people talk with their mouths full. A．it B．that C．these D．them
31．—— Why don't we take a little break? —— Didn't we just have ________ ? A．it B．that C．one D．this 32.Was it during the Second World War ____ he died？ A．that B．While C．in which D．Then
33.Is ____ possible to fly to the moon in a spaceship？ A．now B．that C．it D．Man
34.I don't think ___ possible to master a foreign language without much memory work． A．This B．that C．its D．It
35.___ is a fact that English is being accepted as an international language． A．There B．This C．That D．It
36.It was about 600 years ago ___ the first clock with face and an hour hand was made．
A．that B．until C．before D．when
37.____computers play such an important part in our daily life? A．Why it is that B．Why is it that C．Why was it that D．Why is it
38. Was it during the Second World War _____he died? A. that B. while C. in which D.then
39. Is ____ necessary to take off our shoes when we enter the lab? A. everyone B.this C.her D.it
40. Is ____ possible to fly to the moon in a spaceship? A.now B.that C.it D.man
41. I don’t think ___ possible to master a foreign language without much memory work.
A.this B.that C.its D.it
42. She heard of a terrible noise, ___ brought her heart into her mouth. A.it B.which C.this D.that
43. Alice received an invitation from her boss, ____ came as a surprise. A.it B.that C.which D.he
44. Does ____ matter if he can’t finish the job on time? A.this B.that C.he D.it
45.Tom’s mother kept telling him that he should work harder, but ____ didn’t help. A.he B.which C.she D.it
46.The weather turned out to be very good, ___ was more than we could expect. A.what B.which C.that D.it
47.____is a fact that English is being accepted as an international language.
A.There B.This C.That D.It
48.I hope there are enough glasses for each guest to have _____. A.it B.those C.them D.one
49.It was about 600 years ago___the first clock with a face and an hour hand was made.
A.that B.until C.before D.when
50.I hate ____ when people talk with their mouths full. A.it B.that C.these D.them
51.It was only when I reread his poems recently____ I began to appreciate their beauty.
A.until B.that C.then D.so
52.It is the ability to do the job ____ matters not where you come from or what you are.
A.one B.that C.what D.it 53.It ____ you that ____ to blame.
A.is;is B.is; are C.are;are D.are;is 54.Was_____that I saw last night at the concert? A.it you B.not you C.you D.that you
55.____ electricity plays such an important part in our life?
A.Why is it that B.Why is it C.Why it is that D.Why is that 56.It was ____ he said _____ disappointed me.
A.what;what B.that;that C.what;that D.that;what 57.It was in the lab ___ was taken charge of by Professor Harris ___ they did the experiment.
A.which; that B.that; what C.whom; that D.which; where
58.Many people now make a rule to buy cards for their friends before Christmas.
A.themselves B.it C.that D.this 59.Someone is at the door, who is ? A.this B.that C.it D.he 60.—It is raining cats and dogs. — .
A.So it is B.So is it C.Neither it is D.Neither is it
二.分析it成分，辨清相似句型。
1.①_____ is well know to us all that the earth is round. ②____ is well known to us all, the earth is round. A.That B.As C.It D.Which
2. ①_____doesn’t matter much whether he’ll come to the party. ②I feel ____ an honour to be invited to speak here. A.this B.it C.that D.what 3. ①___ no wonder that he has passed the exam. ②___ no need for you to wait here. A.There being B.It was
C.It is D.There is
4. ①Was it the house ____ Abraham Lincoln was born? ②Was it in the house ____ Abraham Lincoln was born? A.that B.where
C.which D.both A and B 5. ① It’s very kind ____ you to help us.
② It’s very important _____ you to keep the balance of nature. A.for B.of C.to Dwith . 6. ① It is no good ____ such a thing.
②It’s of no importance _____ such a thing. A.do B.to do C.doing D.done 7.①It's time that we ____ to school.
②It is the second time that we _____ to Beijing. A.go B.went C.have been D.have gone 8.①It's tomorrow ____ he is going to Beijing. ②It was 8 o'clock _____ he went to school.
A.that B.when C.before D.since 9.①It is 3 years ____ he joined the army. ②It will be 3 years ____ we meet again.
A.before B.after C.since D.when
答案：
一．单项选择
1-30 ABADA CDDBD DDCBD ABACA BDADB CDABA 31-60 CACDD AB ADC DBCDD BDDAA BBBAA CABCA 二.分析it成分，辨清相似句型。
21.CB 22.BB 23.CD 24.BA 25.BA 26.CB 27.BC 28.AB 29.CA
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