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【单选题】
下列关于醇与醛的亲核加成反应说法不正确的是( )A.
在无水酸(干燥氯化氢)存在下进行
B.
醇是一种弱的亲核试剂
C.
链状半缩醛酮不稳定
D.
环状半缩醛酮不稳定
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举一反三
【单选题】According to the passage, the drinking custom endures because ______.
A.
those favoring moral strictness are not powerful enough to start an anti-alcohol movement
B.
the common-interest business groups win more support on the alcohol issue
C.
moderate amount of drinking can play a positive role within families and common-interest group
D.
there is a consensus among people that moderate amount of drinking is helpful for a morally positive life
【多选题】下面选项中，正确描述三角巾包扎法的是（）
A.
依据伤口不同部位，采用不同的三角巾包扎方法
B.
头顶部伤口可采用帽式包扎法
C.
头顶部伤口可采用面具式包扎法
D.
三角巾可用于手、足部包扎
【简答题】They will do what they can to make sure that the people who will sit ______ the committee are mora8．They will do what they can to make sure that the people who will sit ______ the committee are moral,...
【单选题】It can be inferred from the passage that in hunting and gathering cultures
A.
it was a moral responsibility to keep old-aged people alive
B.
infants could be left dead in times of starvation
C.
parents had to impart the cultural wisdom of the tribe to their children
D.
death was considered to be freedom from hardships
【单选题】In the authors eyes, Seamus Heaney is a man of______.
A.
short temper and quick tongue
B.
moral integrity and uprightness
C.
romantic temperament
D.
severity and rigidity
【简答题】（4）《曹刿论战》中曹刿向庄公解释可以追击齐军的原因的两句是：________________,________________。（2分）
【单选题】MORA（最低偏航高度）在时候显示在ND上（）
A.
只要选择了CSTR（强制）就能显示
B.
选择了CSTR后，当选择的距离圈大于或等于40海里时才能显示
C.
起飞后就能显示
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