20春《綜合英語（I）》作業(yè)2
1.Many experiments have been done to ___ their purpose.
A.achieve
B.teach
C.prove
D.make
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2.It was at eleven o’clock _____ they went out of the cinema.
A.which
B.that
C.when
D.on which
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3.Everybody ___ in the hall where they were welcomed by the secretary.
A.assembled
B.accumulated
C.piled
D.joined
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4.It is highly _______ that he come here tomorrow to join us.
A.desirable
B.doubtful
C.good
D.wanted
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5.What has happened to George?──I don’t know. He ___ lost.
A.can have got
B.may have got
C.might get
D.could get
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6.Early ___the morning of May 1, we started off___the mountain village.
A.in…for
B.in …to
C.on…/
D.on…for
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7.We expressed the hope ____ Mr and Mrs Smith would come to visit China next year.
A.that
B.which
C.what
D.when
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8.When and where to build the new factory ___ yet.
A.is not decided
B.are not decided
C.had not decided
D.have not decided
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9.He finished the job at the ___ of his health.
A.expanse
B.spend
C.expense
D.expenses
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10.There is only one problem ___ they disagree.
A.about which
B.of which
C.on which
D.that
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11.We had to___ the house as we had lost the key.
A.break into
B.break down
C.break up
D.break out
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12.He raises a black and ___ white cat. He likes it very much.
A.a
B.his
C.the
D./
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13.―If he ___, he 　　　___that food.　　　　　―Luckily he was sent to the hospital immediately.
A.was warned, would not take
B.would be warned, had not taken
C.had been warned, would not have taken
D.would have been warned, had not taken
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14.___sun rises in ___east.
A.The…a
B.The…the
C.A…the
D./…/
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15.This river forms a natural _______ between China and Korea.
A.boundary
B.string
C.spot
D.zone
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16.Petrol is refined from the ___ oil we take out of the ground.
A.crude
B.fresh
C.rude
D.original
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17.The local government has begun a _______ in this city to cut down the traffic accidents.
A.protest
B.punishment
C.protection
D.project
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18.She is already 16 years old. But she _______as if she were still a little girl.
A.believes
B.absorbs
C.acts
D.behaves
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19.We are _______ at the rapid progress Mark has made in this semester.
A.distinguished
B.annoyed
C.astonished
D.scored
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20.There is no _______ to the house from the main road.
A.access
B.exposure
C.avenue
D.edge
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