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【多选题】
下列关于西安的表述正确的是( )。A.
西安是与罗马齐名的世界古都
B.
建国后西安中央人民政府的直辖市
C.
西安是山西关中西部的中心城市
D.
西安是我国重要科研、高等教育、国防科技工业和高新技术基地
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【单选题】It’s just()bite、There is nothing to worry about.
A.
a vessel
B.
a temple
C.
an insect
D.
an arbitrary
【简答题】It’s just a small, white envelope stuck among the branches of our Christmas tree. No name, no address. It has peeked through the branches of our tree for the past 10 years. It all began because my hus...
【简答题】标签 ( ) 表示它所包围的内容是无序列表标签 , 而 ( ) 表示有序标签。
【简答题】Why did humans evolve to walk upright? Perhaps because it’s just plain easier. Make that “energetically less costly”, scientifically speaking. Bipedalism—walking on two feet, is one of the defining ch...
【单选题】It’s just struck midnight. It’s high time we _____to bed.
A.
go
B.
went
C.
should go
D.
would go
【单选题】—I think I should wear a dress instead of this jeans. —It’s just a small informal party, so you don’t have to ___________.
A.
warm up
B.
put up
C.
dress up
D.
keep up
【单选题】识别和记录老年人呕吐物异常并及时应对的步骤有:A准备B整理用物C安置老人D留取标本E记录报告F评估观察。正确排序是()。
A.
AAFCDEB
B.
BADFEBC
C.
CFCADEB
D.
DAFCEDB
【单选题】旋转曲面3x2+3y2-z2=1的转轴与母线分别为( )
A.
x轴；xoy面上曲线3x²+3y²=1
B.
y轴；yoz面上曲线3y²-z²=1
C.
z轴；xoy面上曲线3x²+3y²=1
D.
z轴；xoz面上曲线3x²-z²=1
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