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【单选题】
建筑物的危险性一般分为以下四个等级,构成危房的是
A.
B.
C.
D.
D
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举一反三
【单选题】不开口于中鼻道的鼻旁道是
A.
额窦
B.
筛窦前群
C.
上颌窦
D.
蝶窦
E.
筛窦中群
【多选题】下列各项中,能够衡量风险的指标有:
A.
方差
B.
标准差
C.
期望值
D.
变化系数
【单选题】______ several hypotheses have been advanced for the disappearance of the dinosaur, no conclusive evidence supports any of them.
A.
Despite
B.
In spite of
C.
Although
D.
In spite of the fact
【单选题】The best title for the passage would be ______.
A.
Hypotheses and Theories
B.
On Distinguishing Fact from Fiction
C.
The Nature of Science and Scientists
D.
Biology and the Scientific Age
【简答题】(P29) 不健康的生活方式是引起多种 ( ) 的最主要原因。
【简答题】The monitor theory consists of five hypotheses, what are they?
【单选题】请选择 不能 填 入( ) 内的 单词 。 미선 씨가 ( )
A.
① 맛있습니다
B.
② 좋습니다
C.
③ 친절합니다
D.
④ 예쁩니다
【多选题】下列各项中,能够衡量风险的指标有()
A.
期望值
B.
方差
C.
标准离差率
D.
标准差
【多选题】The hypotheses of Macroeconomics are:
A.
Market mechanisms are perfect
B.
Market mechanisms are imperfect
C.
The government has the ability and authority to regulate the economy
D.
The government do not regulate the economy, let it free
【单选题】Scientists' hypotheses are guesses which are already supported by a certain amount of evidence, derived from actual observation and experiment.
A.
theoretical
B.
psychological
C.
empirical
D.
emotional
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