【单选题】【消耗次数:1】
[填空] a surprise!
What
how
when
that
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相关题目
【判断题】 新闻六要素包括:what who when where why how。
①  正确
②  错误
【单选题】 My grandfather had suffered from cancer for two years. It was no surprise when I was told that he had _____.
①  passed off
②  passed away
③  passed by
④  passed over
【单选题】 How can you keep the machine ()when you are away?
①  run
②  to run
③  running
④  being run
【单选题】 5.It is not how much you read but what you read that really _________.
①  counts
②  loses
③  argues
④  widens
【简答题】 Who was the old man? And what was he doing when they saw him?
【判断题】 新闻5要素包括who、what、when、why 、where
①  正确
②  错误
【单选题】 I like the freedom of deciding where ( ) ,what to do and how long to stay.
①  goes
②  be going
③  to go
④  go
【单选题】 We are interested in the weather because it __________ us so directly --- what we wear, what we do, and even how we feel.
①  benefits
②  affects
③  guides
④  effects
【单选题】 A: How are you doing?B: [填空].
①  Good night
②  Not so bad. And you?
③  I m pleased.
④  How do you do?
【单选题】 How much [填空] that pants?
①  are
②  is
③  cost
④  costs
随机题目
【单选题】 一台他励直流发电机的输入功率<imgwidth="40"height="59"src="http://wljy.whut.edu.cn:80/uploadfiles/word/DJYTD.files/DJYTD39625.png">等于()
①  <imgwidth="148"height="60"src="http://wljy.whut.edu.cn:80/uploadfiles/word/DJYTD.files/DJYTD39741.png">
②  <imgwidth="157"height="99"src="http://wljy.whut.edu.cn:80/uploadfiles/word/DJYTD.files/DJYTD39862.png">
③  <imgwidth="103"height="60"src="http://wljy.whut.edu.cn:80/uploadfiles/word/DJYTD.files/DJYTD39983.png">
【单选题】 下图所示网络中,f点发生三相短路时,关于短路点右侧网络中的电流正确的说法是()。<imgsrc="http://wljy.whut.edu.cn:80/uploadfiles/kindeditorAttached/image/20191205/20191205075635_277.png"alt=""/>
①  不存在电流
②  过渡过程中存在电流
③  电流始终存在
【单选题】 沸腾钢含氧量较高,冲击韧性较
① 
② 
③  一般
【单选题】 工程上使用的金属绝大部分是。
①  单晶体
②  多晶体
【多选题】 按模样特征分类()
①  整模造型
②  分模造型
③  挖砂造型
④  假箱造型
⑤  活块造型和刮板造型
【单选题】 单相变压器磁路饱和时,主磁通<imgwidth="35"height="54"src="http://wljy.whut.edu.cn:80/uploadfiles/word/DJYTD.files/DJYTD28530.png">和励磁电流<imgwidth="38"height="60"src="http://wljy.whut.edu.cn:80/uploadfiles/word/DJYTD.files/DJYTD28643.png">的波形()
①  同时为正弦波
②  同为尖顶波
③  不会同时为正弦波
【单选题】 变压器主磁通<imgwidth="50"height="60"src="http://wljy.whut.edu.cn:80/uploadfiles/word/DJYTD.files/DJYTD18138.png">的主要特征是:
①  一个幅值恒定的旋转磁场
②  一个幅值变化的旋转磁场
③  一个幅值变化,位置不变的脉动磁场
④  必须在自定义函数后面
【判断题】 若将变压器副边绕组向原边折算,则折算前后电流关系为<imgwidth="56"height="22"v:shapes="对象_x0020_22"src="http://wljy.whut.edu.cn:80/uploadfiles/word/djytdpdt.files/image020.png">。
①  正确
②  错误
【判断题】 额定电压为<imgwidth="72"height="18"v:shapes="对象_x0020_5"src="http://wljy.whut.edu.cn:80/uploadfiles/word/djytdpdt.files/image002.png">的单相变压器,短路阻抗<imgwidth="130"height="24"v:shapes="对象_x0020_6"src="http://wljy.whut.edu.cn:80/uploadfiles/word/djytdpdt.files/image004.png">,负载阻抗为<imgwidth="124"height="22"v:shapes="对象_x0020_7"src="http://wljy.whut.edu.cn:80/uploadfiles/word/djytdpdt.files/image006.png">,从一次侧看进去总阻抗大小为<imgwidth="94"height="22"v:shapes="对象_x0020_8"src="http://wljy.whut.edu.cn:80/uploadfiles/word/djytdpdt.files/image008.png">。
①  正确
②  错误
【判断题】 采用电动机惯例的一台他励直流电动机<imgwidth="134"height="24"v:shapes="对象_x0020_20"src="http://wljy.whut.edu.cn:80/uploadfiles/word/djytdpdt.files/image018.png">则电动机运行于倒拉反转状态。
①  正确
②  错误