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【简答题】
每空一词。 John: Hello, Mary! How are you today? Mary: Hi John, not too bad. I'm feeling quite ___1____! I just had a test and I'm not sure how I did in it. John: Well, it's no use ___2____about it now. You've done the test and you can't change any of your answers. Mary: That's true. I should really go home and prepare for the next test, but I'm feeling __3___. John: Let's go and get a coffee together. That'll help you to wake up again! Mary: OK. I ___4___ ____5____ sitting down and having a chat. How have you been recently? John: Oh, you know me. I'm always happy. If I think I'm getting into a bad ___6____, I'll call some friends and have a chat. Mary: That's a good idea. I usually just sit at home alone and get ___7___ moody. John: I hate spending too much time at home. I get bored of it really quickly. I'm always ___8___ about going out to parties or meeting people. Mary: Perhaps I'm being too shy. I should go out more too and not spend time worrying about tests!
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举一反三
【单选题】离心泵的叶轮切削直径D与扬程H之间关系为
A.
 离心泵的叶轮切削直径D与扬程H之间关系为 A、正比关系;
B.
H与D2成正比关系;
C.
H与D3成正比关系;
D.
都不对
【判断题】泵的扬程高低与泵的叶轮直径有关、与叶轮数目和转速有关,与流量大小的变化无关。
A.
正确
B.
错误
【单选题】“首孝弟,次见闻”中“弟”的意思是()
A.
弟弟
B.
弟,即“悌”,指尊敬兄长
C.
弟,即“啼”,哭泣的意思
D.
兄弟之间
【简答题】汽车的经济使用寿命
【单选题】水泵的基本方程式讨论了水泵的()与叶轮直径、转速、角度的关系。
A.
流量
B.
理论扬程
C.
扬程
【多选题】我国传统手工艺中,与编织有关的艺术形式有()
A.
藤编
B.
柳编
C.
竹编
D.
草编
【单选题】在Wor/D中,要选定一个英文单词可以用鼠标在单词的任意位置( )。
A.
单击
B.
双击
C.
右击
D.
按住Ctrl键单击
【单选题】《三字经》中,“首孝弟,次见闻”中“弟”的意思是()。
A.
弟弟
B.
弟,即“悌”,指尊敬兄长
C.
兄弟之间
【简答题】水泵的扬程的大小与叶轮()、叶轮数量的多少以及水泵的转速高低有关。
【多选题】离心式水泵流量的大小、扬程的高低都与叶轮的()有关。
A.
直径
B.
入口角
C.
出口角
D.
转速
E.
出口宽度
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