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【简答题】
根据给定资料相关信息，试对给定资料中划线部分所列现象的原因进行分析。要求：(1)表述准确，文字简明；(2)字数不超过150字。
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反馈参考答案：
举一反三
【简答题】一线性时不变连续时间系统是稳定系统的充分且必要条件是系统函数的极点位于 S 平面的 。
【简答题】She got married although her parents had not given hertheir _____. A. allowance B. consent C.permit D. appreciation
【单选题】Although they had made careful preparation, unexpected difficulties ________ in the course of their experiments. [ ]
A.
rose
B.
raised
C.
lifted
D.
arose
【多选题】有关测量血压操作正确的是（）
A.
保持测量者视线与血压计刻度平行
B.
长期观察血压的患者，要做到“四定”
C.
衣袖太紧，可尽量向上卷起以暴露动脉
D.
需重复测量者，应驱尽袖带内空气，汞柱降至零点，即可测量
E.
左侧偏瘫者测量右侧上肢
【简答题】Although the weather was very had, the buses still ran on ________. A) list B) plan C) schedule D) arrangement
【单选题】Although the end of the term was close ______, Jim had not completed all of the projects he had hoped to finish.
A.
on hand
B.
by hand
C.
at hand
D.
in hand
【单选题】He forgave his wife although she had once had a ______affair with a poet.
A.
ruthless
B.
transient
C.
evil
D.
remarkable
【单选题】Although he had studied very hard, John had hope of passing the exam.()
A.
little
B.
any
C.
a little
D.
some
【单选题】如图所示，两块完全一样的金属板A和B平行放置，所带电荷量分别为【图片】和【图片】，两板相对的两个面之间的相互作用力的大小为【图片】。现在两板之间平行地插入一块与极板面积等大的、带正电的金属板，所带电荷量为【图片】，A和B两板相对的两个面之间的相互作用力的大小变为【图片】，则 【图片】
A.
。
B.
。
C.
。
D.
无法确定，取决于 与 之间的大小关系。
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