托福习题练习

托福考试易错题(2018/12/7)
1题: Why are otters and mussel shells included in the discussion in paragraph 3
A.( To provide an example of tool use among animals
B.( To prove that certain species demonstrate greater ability in tool use than other species
C.(
D.(
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2题: Like triglycerides, cholesterol is a type of fat that is both consumed in the diet but manufactured by the body.
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3题: The word "resumed" in line 7 is closest in meaning to
A.( began again
B.( held back
C.( thought over
D.( referred to
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4题: According to the passage, the white color of the smoke particles generated by a flashbulb contributes to
A.( rapid cooling
B.( bright illumination
C.( electrical conductivity
D.( intense heat
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5题: The passage focuses on comets primarily in terms of their
A.( orbital patterns
B.( coma and tails
C.( brightness
D.( size
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