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A.It depends on individual circumstances.B.Housework should be done by women.C.Housewo

A. It depends on individual circumstances.
B. Housework should be done by women.
C. Housework should be done by the one who do not have a job.
D. Housework should be done by other part-time workers.

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在保持经营效率和财务政策不变,而且不从外部进行股权融资的情况下,股利增长率等于可持续增长率。 ()

A. 正确
B. 错误

对于两种证券形成的投资组合,基于相同的预期报酬率,相关系数之值越小,风险也越小;基于相同的风险水平,相关系数越小,取得的报酬率越大。 ()

A. 正确
B. 错误

把两种不同的金属片插入柠檬,制成“水果电池”,用电压表测量水果电池的电压,如图所示.下列说法正确的是().

A. 金属片B是水果电池的正极
B. 水果电池把化学能转化为电能
C. 水果电池把内能转化为电能
D. 水果电池把电能转化为化学能

听力原文:W: Are you glad that you're studying computer science?
M: Yes, indeed. I had wanted to major in physics, chemistry, or mathematics. But I have changed my mind.
Q: What is the man's major now?
(15)

A. Computer science.
B. Physics.
Chemistry.
D. Mathematics.

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