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【判断题】
在直流发电机——直流电动机自动调速系统中,直流发电机能够把励磁绕组输入的较小信号转换成强功率信号。
A.
正确
B.
错误
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参考答案:
举一反三
【简答题】In China, people 1 the 2 weekend now. People can enjoy the weekend 3 many different ways. Many families get together. Some may go to visit their friends. Others may go 4 . Still others invite friends ...
【单选题】You may know the feeling. It’s the late afternoon, and you still haven’t left the house. You’ve spent several hours on your phone, scrolling through your Facebook news feed, refreshing Twitter and wat...
A.
Too much time spent on phones leads to depression
B.
Depressed people tend to spend more time on phones than others
C.
Spending more time on phones can help cure depression
D.
Non-depressed people spend link time on their phones
【简答题】In China, people 1 the 2 weekend now. People can enjoy the weekend 3 many different ways. Many families get together. Some may go to visit their friends. Other may go 4 . Still others invite friends t...
【简答题】程颐要求“损人欲以复天理”,朱熹认为_______________________________,把天理与人欲完全对立起来,认为只要消灭了私欲,天理就会自然显现。
【单选题】城市轨道交通的信号主要有固定信号、车载信号、轨旁指示标志和( )。
A.
手信号
B.
限速标
C.
车档表示器
D.
警冲标
【简答题】Lesson one Extended study listening practice 3 Listen to this recording and fill in the blanks with missing words. The brief history of aviation after 1903 Advances in aviation came quickly. World War...
【简答题】Still others study as soon as they come home from school when the work is fresh in their minds.
【单选题】“同学们,每到春天校园里百花齐放、万紫嫣红,花儿为什么呈现出不同的颜色呢?带着这个问题让我们来学习这一课。”张老师所运用的导课方式属于()
A.
设疑导入
B.
温故导入
C.
释题导入
D.
故事导入
【简答题】still, others, study, as soon as, they, come, home, from, school, when, the, work, be, fresh, in, their, mind
【单选题】You may know the feeling. It’s the late afternoon, and you still haven’t left the house. You’ve spent several hours on your phone, scrolling through your Facebook news feed, refreshing Twitter and wat...
A.
It is only a tool to contact people
B.
It makes people feel lonely
C.
It does great harm to health
D.
It keeps people apart from others
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