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【简答题】
已知物质A和B可以直接化合生成C，甲、乙、丙、位同学分别做A和B的化合实验．充分反应时，每个人所用A、B的质量各不相同，但总质量均为9g，有关数据见表，请填写表中的空格； 甲 乙 丙 丁 mA（g） 2 4 6 ______ mB（g） ______ 5 3 ______ mC（g） 3 ______ ______ 7.5
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举一反三
【多选题】建设创新型政府重点内容主要包括( )方面。
A.
不断增强政府工作的开拓性和创造性
B.
大力推进 “互联网+政务服务
C.
加快推进政府治理体系和治理能力现代化
D.
精心搭建创新平台和集聚创新人才
【单选题】The reason why muscle glycogen breakdown cannot directly replenish blood glucose is
A.
l ack of glucose-6-phosphatase
B.
l ack of p hosphorylase
C.
l ack of debranching enzyme
D.
l ack of h exokinase
E.
l ow c ontents of m uscle glycogen
【多选题】Which of the following is the reason why we should learn a second language?
A.
B ecause b y learning a second language, and perhaps even more, we can understand each other better and deal with each other with more empathy and consideration.
B.
Because m ost countries today, because of increasing urbanization, international commerce, tourism, business travel, and modern technology have begun to embrace the concept of a society that is multicultural. And evidently, a globalized multicultural society would naturally be multilingual.
C.
Leaning a second language makes you have the ability to communicate with the others.
D.
B ecause l earning a second language not only challenges your mind, but also enriches your soul, so to speak.
【单选题】The increasing number of cars on the road _______ traffic. This was the reason why we couldn’t get here on time.
A.
choked back
B.
choked down
C.
choked out
D.
choked up with
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