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【单选题】
苯妥英钠抗癫痫作用主要原理是()
A.
抑制病灶本身异常放电
B.
稳定神经细胞膜
C.
具有肌肉松弛作用
D.
对中枢神经系统普遍抑制
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参考答案:
举一反三
【单选题】元素周期表中有几个周期( )
A.
3
B.
5
C.
7
D.
8
【单选题】Please note these particulars and get familiar with the ship`s safety features
A.
You are advised to pay attention to the ship`s particulars and know the safety features well
B.
You are advised to memorize all the safety features
C.
You are advised to write down all the safety features
D.
You are required to be familiar with the ship`s particulars
【单选题】An auction is usually advertised beforehand with full particulars of articles to be sold and where and when they can be viewed by ____ buyers.
A.
perspective
B.
prospective
C.
prosperous
D.
profitable
【简答题】The Bill of Entry usually contains particulars such as value,quantity,description of goods, name of the ship,port of shipment,and so on.( )
【单选题】元素周期表中有几个主族
A.
7
B.
18
C.
16
D.
8
【多选题】阴道毛滴虫传播途径是()
A.
经胎盘
B.
经直接接触
C.
经皮肤
D.
经间接接触
E.
经昆虫媒介
【简答题】化学作业:记会元素周期表1至36号元素,会写元素名称和元素符号,写到作业本上,总结元素周期表表有几个周期,短周期有几个?是哪几个周期?长周期有几个,是哪几个周期?每一周期有几种元素?周期表中有几个族?几种族?背会并默写7个主族元素的名称和元素符号?7个主族,7个副族,一个第8组,1个0族分别在周期表哪一纵行,以上内容都学到作业本上。
【单选题】( ) 13.A.squ are B.f are C. are D.r are
A.
squ are
B.
f are
C.
are
D.
r are
【单选题】【B11】
A.
are offering
B.
are taking
C.
are learning
D.
are giving
【单选题】阴道毛滴虫传播途径是
A.
经直接接触
B.
经皮肤
C.
经间接接触
D.
A和C
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