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【单选题】
腹膜炎三联症是指A.
腹肌紧张、腹痛和腹部压痛
B.
腹肌紧张、腹部压痛和反跳痛
C.
腹痛、腹部压痛和反跳痛
D.
腹肌紧张、腹痛和休克
E.
腹痛、休克和腹部压痛
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【多选题】实现马克思主义中国化?
A.
是解决中国实际问题的迫切需要
B.
不需要研究马克思主义，因为它已过时
C.
不需要借鉴苏联的经验和教训
D.
是马克思主义理论发展的内在要求
【简答题】弹簧振子的质量m=0.1kg，弹簧的劲度系数k=120N/m，振幅为2cm，则振动能量为______，振子的最大速度为______。
【单选题】When applying a statutory choice of law provision, a municipal court will:
A.
apply the procedural rules of a foreign state.
B.
enforce a contract that the forum regards as illegal.
C.
enforce foreign penal provisions.
D.
None of the above.
【单选题】At ground level, nitrous oxides are bad enough, but when up high, atmospherically they bond with free ions to create dangerous smog particles.
A.
but when up high, atmospherically they
B.
however, it is in the upper atmosphere in which it may
C.
but in the upper atmosphere, they
D.
however, but once in the upper atmosphere it is known to
E.
as in the upper atmosphere they
【单选题】When a municipal bond is given tax - free status, the demand for municipal bonds shifts _________, causing the interest rate on the bond to _________
A.
leftward; rise.
B.
leftward; fall.
C.
rightward; rise.
D.
rightward; fall.
【多选题】甲、乙两弹簧振子的振动图象如图 2 所示,则可知 ( )
A.
两弹簧振子完全相同
B.
两弹簧振子所受回复力最大值之比 F 甲 ∶ F 乙 ＝ 2 ∶ 1
C.
振子甲速度为零时，振子乙速度最大
D.
两振子的振动频率之比 f 甲 ∶ f 乙 ＝ 1 ∶ 2
E.
振子乙速度为最大时，振子甲速度不一定为零
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