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【判断题】
视网膜具有双重性,暗视视网膜只使用视杆细胞,而明视视网膜主要使用视锥细胞。()A.
正确
B.
错误
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举一反三
【单选题】The writer thinks that teenagers are frightened when they are in charge of themselves because______.
A.
they don't know how to stop a car without brakes
B.
there is no one to ask for help when in trouble
C.
there is no one to guide and discipline them
D.
they are afraid of being left alone
【单选题】D The Cost of Higher Education Individuals (个人) should pay for their higher education. A university education is of huge and direct benefit to the individual. Graduates earn more than non-graduates. M...
A.
taxpayers
B.
pressing calls
C.
college graduates
D.
government resources
【单选题】The author argues in the passage that ______.
A.
the education of women should be a process of community activity
B.
the education of women should be a part of community in which many partners are combined
C.
women should like all educational work in the Third World
D.
the education of women should be organizations run by government
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