题目内容

He is very___but he is essentially honest and will not use unfair means to gain hisend.

A. vigorous
B. ambitious
C. ingenious
D. suspicious

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The idea was introduced many years ago and it has greatly influenced________

A. velopments in science.
B.previous
C.current
D.forthcoming
E. subsequent

"Culture" refers to "an integrated pattern of human knowledge, belief, and behavior that depends upon the capacity for symbolic thought and social learning", as well as "the set of shared attitudes, values, goals, and practices that characterizes an institution, organization or group".

A. 对
B. 错

胺与氨一样,分子中氮原子上的孤对电子能接受质子,而呈现碱性,胺的碱性强弱和胺类型有关,下列胺中,碱性最强的是( )

A. 二乙胺
B. 乙胺
C. 二苯胺
D. 苯胺

下列化合物能与盐酸反应生成盐反应的是( )

A. 苯胺
B. 乙酰胺
C. 偶氮甲烷
D. 硝基苯

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