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【判断题】
死后分娩属于晚期死后变化。
A.
正确
B.
错误
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参考答案:
举一反三
【判断题】根据石油沸点差别,把整个石油切割成几个“馏出段”,每段叫一个馏份。
A.
正确
B.
错误
【单选题】724 企业不通过流通领域的中间环节,采用产销合一的经营方式,直接将商品卖给消费者的( )
A.
直接渠道
B.
间接渠道
C.
宽渠道
D.
窄渠道
【简答题】完形填空。 Believe it or not, there are good reasons for 1 a school uniform. It makes you feel 2 of your school. It builds a common spirit of unity (团结精神) among students and reminds (提醒) them of the values...
【单选题】Believe it or not, no one can afford to deny or ignore the tiny sparkle of an idea, especially in a/an 【C1】______ of knowledge explosion. Like any other aspects of the computer age, Yahoo began as an ...
A.
time
B.
era
C.
phase
D.
epoch
【单选题】The deadweight loss from monopoly arises because
A.
The monopoly firm makes higher profits than a competitive firm would.
B.
Some potential consumers who forgo buying the good value it more than its marginal cost.
C.
Consumers who buy the good have to pay more than marginal cost, reducing their consumer surplus.
D.
The monopoly firm chooses a quantity that fails to equate price and average revenue.
【简答题】RCH==CHR'型单体进行定向聚合,可得到几种有规立构聚合物?
【简答题】用词组的适当形式填空。 Believe it or not     be based on/ upon      such as      play a special role in      because of in some ways      be different from      make good use of      at present      come up 1. B...
【单选题】混凝土分层浇灌时,每层的厚度不应超过振捣棒的 ( ) 倍
A.
1 . 25
B.
1 . 5
C.
2
D.
2 . 5
【多选题】下列哪一叙述符合化学渗透假说的观点?
A.
电子传递链中的递氢和递电子体是交替排列的
B.
H+不能自由通过线粒体内膜
C.
线粒体内膜外侧的H+比内膜内侧低
D.
线粒体膜两侧的电位差是合成ATP的能量基础
E.
递氢体具有氢泵作用
【单选题】抑制钙吸收的因素是
A.
维生素D
B.
赖氨酸
C.
乳糖
D.
草酸盐
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