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【单选题】
我国元朝时开始实行行省制,是我国省制的开端。关于行省制度,下列说法正确的有( ) 1元朝的行省制度是以来郡县制的一大发展 2它有利于统一的多民族国家的巩固 3对明清以及后来政治制度有深远影响 4有利于各民族的接触和联系进一步加强。
A.
①②③④
B.
②③④
C.
①②③
D.
①③④
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举一反三
【单选题】The study of relations between linguistic features and the social class of speakers is called
A.
pragmatics
B.
psycholinguistics
C.
sociolinguistics
D.
semantics
【简答题】【10市17】.(9分)物质发生化学变化的前后,总质量是否发生改变?是增加、减小还是不变呢?甲、乙、丙三位同学按下面的步骤进行探究: (1)提出假设:物质发生化学变化前后总质量不变。 (2)设计并进行实验,甲设计的实验装置和选用药品如图A所示,乙设计的实验装置和选用药品如图B所示,他们在反应前后都进行了规范的操作,准确的称量和细致的观察。 写出A、B两个实验发生反应的化学方程式: ① , ...
【判断题】The linguistic markers that characterize individual social groups may serve as social markers of group membership.
A.
正确
B.
错误
【单选题】According to the passage, a linguistic hierarchy of power is ______.
A.
a ladder of social status determined by his mastery of a certain language
B.
created with the native speaker of a dominant language on the top
C.
formed with the non-native speaker of a dominant language in the middle
D.
all of the above
【判断题】The linguistic markers that characterize individual social groups may serve as social markers of group membership.
A.
正确
B.
错误
【判断题】The linguistic markers that characterize individual social groups may serve as social markers of group membership.
A.
正确
B.
错误
【单选题】钢材在冷拉中先降低,再经时效处理后又基本慨复的性能是:
A.
屈服强度
B.
塑性
C.
韧性
D.
弹性模量
【单选题】火焰原子吸收光谱法测铅含量,用氨水调pH至溶液由黄变蓝,加溶液()10.0mL,DDTC溶液10mL,摇匀。
A.
硫酸铵
B.
硫代硫酸钠
C.
硝酸铵
D.
硫酸钠
【判断题】Languages are purely linguistic entities without considering social functions.
A.
正确
B.
错误
【简答题】S refers to the linguistic varietycharacteristic of a particular social class.
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