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【单选题】
动脉注射中，正确的描述是A.
新生儿多选择股动脉穿刺
B.
见有鲜红色血液涌进注射器，即可固定穿刺针的深度
C.
拔针后，局部用无菌纱布加压止血3~5min
D.
股动脉穿刺点在腹股沟股动脉搏动明显处外侧O．5cm处
E.
桡动脉穿刺的穿刺点为前臂掌侧腕关节上5cm处
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【单选题】液晶是介于固态和液态之间的流体。由于液晶的发现，使人们对于物质的状态有了新的认识。油酸铵就是一种类型的液晶。下列关于油酸铵说法不正确的是（ ）
A.
油酸铵是一种盐
B.
形成油酸铵的酸的最简单的同系物是丙烯酸
C.
油酸铵不能和溴发生加成反应
D.
油酸铵既可以和强酸反应，又可以和强碱反应
【简答题】液晶是介于液体与晶体之间的一种物质状态,即具有液体的 ,又具有晶体 的特性。
【单选题】According to UCP 600, the term "shipment to be made at the middle of May" in the letter of credit shall be construed as( ).
A.
from the 11th to the 20th of May
B.
from the 15th to the 25th of May
C.
fromthe 10thto the 20th of May
D.
from the 16th to the 31st of May
【单选题】According to UCP 600，the term“middle”of a month in the letter of credit shall be construcd as from the 11th to the 20th of the month and the term“first haIf'of a month shall be construed as ( )．
A.
from the 11thto the 20th of the month
B.
from the 1atto the 15th of the month
C.
from the 1atto the l0th of the month
D.
from the 11th to the 21at of the month
【单选题】According to UCP 600, the term 'middle'of a month in the letter of credit shall be construed as from the 11th to the 20th of the month and the term'first half'ofa month shall be construed as（ ）.
A.
from the 11 th to the 20th of the month
B.
from the 1st to the 15'h of the month
C.
from the 1st' to the 10th of the month
D.
from the 11th to the 21th of the month
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