题目内容

人体内O2、CO2进出细胞膜是通过

A. 单纯扩散
B. 易化扩散
C. 主动转运
D. 入胞作用
E. 出胞作用

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Which of the following can be inferred about the viewpoint expressed in the second paragraph of the passage

A. It is a reinterpretation of slave life based on new research done by Afro-American scholars.
B. It is based entirely on recently published descriptions of slave life written by slaves themselves.
C. It is biased and orderly sympathetic to the views of white, colonial slaveholders.
D. It is highly speculative and supported by little actual historical evidenc

The evidence that a child with blood pressure higher or lower than the norm would tend to retain the same blood pressure pattern with increasing age is introduced by the author in order to______.

A. suggest that essential hypertension may have biochemical causes
B. show that high blood pressure can be detected in children under the age of 15
C. provide evidence that factors affecting blood pressure are already present in children
D. propose that increased screening of children for high blood pressure should be undertaken

认识活动的最基本的心理过程是

A. 感觉
B. 思维
C. 情感
D. 知觉
E. 意志

新幹線はとても速いです。でも、きっぷの値段も普通の電車よりたかいです。

A. 切手
B. 票付
C. 切符
D. 票府

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