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【判断题】
钢回火的加热温度在A1线以下，因此，回火过程中无组织变化。()A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】Which of the sentences below best expresses the essential information in the highlighted sentence in the passage(Paragraph 2)? Incorrect choices change the meaning in important ways or leave out essen...
A.
Stability, a feature of the biological clock's period, depends on changeable factors such as temperature.
B.
A major feature of the biological clock is that its period does not change despite significant changes in the environment.
C.
A factor such as temperature is an important feature in the establishment of the biological clock's period.
D.
Biological activity is not strongly affected by changes in temperature.
【单选题】Which of the following ways of product promotion is NOT mentioned in the text?
A.
a. Contacting possible customers by telephone.
B.
b. Advertising it on billboards.
C.
c. Using direct marketing mailshots.
D.
d. Advertising it on radio.
【单选题】某乳母，能量摄入量为2800kcal、蛋白质90g、维生素B10.8mg、维生素 B21.7mg、尼克酸18mg，该膳食可能会引起新生儿
A.
佝偻病
B.
克汀病
C.
低体重
D.
脚气病
E.
癞皮病
【简答题】Conversation is the most ___1___ ( 社交 ) of all human activities. And it is an activity only of humans. However ___2____( 复杂 ) the ways in which animals communicate with each other, they do not ___3___...
【简答题】某乳母，能量摄入量为2800kcal、蛋白质90g、维生素B10.8mg、维生素B21.7mg、尼克酸l8mg，该膳食可能会引起新生儿（ ）。
【单选题】某乳母，能量摄入量为2800kcal、蛋白质90g.维生素Bi0. 8mg.维生素B21. 7mg.尼克酸18mg，该膳食可能会引起新生儿
A.
佝偻病
B.
克汀病
C.
低体重
D.
脚气病
E.
癞皮病
【单选题】某乳母，能量摄入量为2800kcal、蛋白质90g、维生素B0.8mg、维生素B1.7mg、尼克酸18mg，该膳食可能会引起新生儿（）
A.
佝偻病
B.
克汀病
C.
低体重
D.
脚气病
E.
癞皮病
【单选题】某乳母，每日能量摄入量为2800kcal、蛋白质90g,维生素B10.8mg、维生素 B21.7mg、烟酸18mg，该膳食可能会引起婴儿
A.
佝偻病
B.
克汀病
C.
眼干燥症
D.
脚气病
E.
癞皮病
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