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【单选题】
如图所示，示波器探头手柄衰减开关打在×1档，那么垂直通道菜单中探针电压要设置到（ ）。【图片】A.
、 1X
B.
、 2X
C.
、 10X
D.
、 100X
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举一反三
【单选题】The students should take the exams__________ .
A.
serious
B.
seriously
C.
bad
D.
worse
【单选题】Undocumented workers became the target of 'Operation Safe Travel' because ______.
A.
evidence was found that they were potential terrorists
B.
most of them worked at airports under threat of terrorist attacks
C.
terrorists might take advantage of their illegal status
D.
they were reportedly helping hide terrorists around the airport
【单选题】What`s your plan for tomorrow? prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
A.
居住
B.
拥抱
C.
计划 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
【简答题】University students should take a broader course of study.
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