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【简答题】
The lamp is embedded in the control panel of the TV video system. Please ______________ when necessary.
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】关于构造方法说法不正确的是()。
A.
Java 在执行子类的构造方法之前，会先 自动调用父类中没有参数的构造方法
B.
构造方法是不能被继承 的
C.
子类不可以调用父类的构造方法
D.
在子类的构造方法中通过 super() 来调用父类特定的构造方法
【单选题】From the second paragraph we learn that ______.
A.
the workforce classification is as serious as the reason of education system
B.
twenty-first-century work are separated from the needs of the business world
C.
white-collar worker is only part of the problem of education system
D.
blue-collar manual laborers are needed in agrarian-aged America
【简答题】简述三相异步电动机连续运行的控制过程分析?
【单选题】According to the author, we should follow the standard of decorum of ______.
A.
to be serious and persevering.
B.
to be frivolous and careless.
C.
to be vigilant and hesitating.
D.
to be brave and indulgent.
【单选题】图示等直杆，AB=BC=CD=a，杆长为3a，材料的拉压刚度为EA。则杆C点横截面的水平位移为（ ）。 （以向右为正）【图片】
A.
0
B.
2 Pa/EA
C.
Pa/EA
D.
3 Pa/EA
【单选题】FDA considers it the producers' duty to warn the users of sleeping pills about the serious side effects and to tell them how to use safely.
A.
Right
B.
Wrong
C.
Not mentioned
【简答题】The New Madrid fault is______. A) a horizontal fault B) a vertical fault C) a more serious fault than the San Andreas fault D) responsible for forming the Mississippi River
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