What has sometimes caused plants to die out of the past、-最需题库

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1What does the forest strike mankind as permanent、
A.The trees are in community.
B.The forest is renewed each season.
C.Man's life is short in comparison.
D.It is an essential part our lives.
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2The writer would approve an unsuccessful political candidate ____.
A.gave up all his opportunities
B.promised to try again next time
C.overthrew the government by force
D.told the people the truth about his opponent
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3The writer suggests that a successful leader must ____.
A.be prudent and faithful
B.cheat and lie
C.have principle to guide his actions
D.tell the people the truth about his opponent
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4The fox, in this passage, is ____.
A.admired for his trickery
B.no match for the lion
C.pitied for his trick
D.considered worthless
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5The lion represents those who are ____.
A.too trusting
B.strong and careful
C.reliant on force
D.lacking in intelligence
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6In a “primary succession', what makes it possible for mosses to take root、
A.The type of rock.
B.The amount of sunlight.
C.The amount of moisture.
D.The effect of lichens.
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7What conditions are needed for shrubs to become established、
A.Ferns must take root.
B.The ground must be covered with grass.
C.More soil must accumulate.
D.Smaller plants must die out.
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8Why is a “secondary succession” quicker、
A.The ground is more suitable.
B.There is more space for new plants.
C.Birds and animals bring new seeds.
D.It is supported by the forest.
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9Which of the following would be the best title for the passage、
A.Grandma Moses: A Biographical Sketch
B.The Children of Grandma Moses
C.Grandma Moses: Her Best Exhibition
D.Grandma Moses and Other Older Artists
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10According to the passage, Grandma Moses began to paint because she wanted to ____. 
A.decorate her home
B.keep active
C.improve her salary 
D.gain an international reputation
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