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【单选题】
制造高速钢的材料是( )A.
9SiCr
B.
W18Cr4V
C.
CrWMn
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【单选题】According to the passage, which of the following statements best describes the relationship between secondary atmospheric circulations and jet streams?
A.
Jet streams and baroclinic waves tend to interact most intensely with one another in the winter, then act independently in the summer.
B.
Jet streams and baroclinic waves tend to exist at various points in the atmosphere in inversely proportional strength.
C.
Jet streams and baroclinic waves may behave differently, but they issue from a common source and augment one another.
D.
Jet streams tend to distribute kinetic energy in the atmosphere, and baroclinic waves relay this energy back to the jet stream.
E.
Jet streams tend to be more affected by the presence of landmasses than do haroclinic waves.
【单选题】Which of the following would be the best title for the passage?
A.
Husband-Wife Relationship
B.
Women's Rights
C.
Laura's Marriage
D.
Family Violence
【单选题】听力原文： Facial expressions carry meaning that is determined by situations and relationships. For instance, in American culture the smile is typically an expression of pleasure. Yet it also has other fun...
A.
The meaning of facial expressions depends on situations.
B.
Facial expressions can cause misunderstanding across culture.
C.
People from one culture may lack facial expressions because they experience lessemotions.
D.
Facial expressions may disguise true feelings.
【单选题】The relationship of jati to varna is most comparable to which of the following relationships?
A.
The relationship of individual playing cards to a 52-card deck
B.
The relationship of a group of related species of animals to the genus to which the species belong
C.
The relationship of a compact disk to the songs contained on that disk
D.
The relationship of a transmission to the car in which the transmission has been installed
E.
The relationship of an updated version of software to the original version of that software
【简答题】For this part, you are allowed 30 minutes to write a short essay entitled Good Relationship Between Teacher and Students. You should write at least 120 words following the outline given bellow: 1. 良好的...
【单选题】According to the professor, why is it difficult to classify remoras' symbiotic relationships?
A.
They appear to demonstrate parasitic behavior.
B.
Their behavior. can be both harmless and helpful.
C.
They derive various benefits from their hosts.
D.
Researchers have inadequate observational equipment.
【简答题】Others viewed the finding with ________, noting that a cause-and-effect relationship between passive smoking and cancer remains to be shown. A) optimism B) passion C) caution D) deliberation
【单选题】依次填人下面横线处的词语,最恰当的 一 项是 ( ) ________ 如此。马克思 ________ 发现了现代资本主义生产方式和它所产生的资产阶极社会的特殊的运动规律, _________ 剩余 价值的发现,这里 ________ 豁然开朗了, _______ 先前 无论资产阶级经济学家或者社会主义批评家所做的一切研究 都只是在 黑 暗中摸索。
A.
虽然 还 由于 就 而
B.
不仅 也 虽然 就 而
C.
虽然 还 因而 也 而
D.
不仅 还 由于 就 而
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