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【单选题】
听力原文:W: Do I need to take some medicine? M: Yes. And I strongly advise you to go on a low-fat diet. W: Do you really think that's important? M: Definitely. If you don't, you might have a heart attack some day. W: Well, I think I should take your advice. You have been very helpful. Thanks. What's the probable relationship between the, two speakers?
A.
Doctor and patient.
B.
Husband and wife.
C.
Father and daughter.
D.
Shop assistant and customer.
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【单选题】在尾矿坝(库)事矿的主要类型中,对于排洪设施破坏来说,造成排洪构筑物损坏的事故原因不包括()。
A.
废弃的排水构筑物未能处理或处理不符合规范,产生事故
B.
对气候、地质、地形等发生变化而引起的尾矿库最小安全超高和最小干滩长度等发生的不利变化,没有及时采取正确的应对方法所导致的事故
C.
构筑物的设计、施工不符合水工构筑物设计规范,在实际生产运营过程中,不能承担排洪作用
D.
临近山坡的溢洪沟(道)、截洪沟等设施,由于气候、地质变化而毁坏,不能满足排洪要求
【判断题】晶体管工作于截止状态时,发射结正偏。
A.
正确
B.
错误
【简答题】【图片】【图片】针对表1给定的六个算法的时间复杂度T(n),从表2中选择关于T(n)的正确的递推方程,从表3中选择正确的解,并将解所对应的标号1,2,3,4,5按照算法一、二、三、四、五、六的顺序填入括号内(填写时6个数字之间不要加任何符号).
【单选题】晶体三极管工作在截止状态时的特点是()。
A.
发射结反向偏置,集电结正向偏置
B.
发射结正向偏置,集电结反向偏置
C.
结和集电结都处于反向偏置
D.
结和集电结都处于正向偏置发射
【简答题】【图片】针对表1给定的六个算法的时间复杂度T(n),从表2中选择关于T(n)的正确的递推方程,并将方程所对应的标号a,b,c,d,e,f按照算法一、二、三、四、五、六的顺序填入括号内(填写时6个字母之间不要加任何符号)。
【多选题】溢洪道事故的主要原因有( )。
A.
溢洪道泄流能力不足
B.
脉动压力、空化、空蚀
C.
闸门启闭设备问题
D.
护坡出现破坏
E.
岸坡滑坡堵塞
【单选题】— This is a really lively party. There is a great atmosphere, isn’t there ? —______. The hosts know how to host a party.
A.
Don’t worry
B.
It all depends
C.
No, there isn’t
D.
Yes, indeed
【单选题】If you don't know the ______ there, you'd better follow the hosts. [      ]
A.
customs
B.
habits
C.
advice
D.
methods
【单选题】—This is really lively party.There's a great atmosphere,isn't there? —________.The hosts know how to host a party.(2013·山东,32)
A.
Don't worry
B.
Yes,indeed
C.
No,there isn't
D.
It all depends
【单选题】Hosts are very often troubled about how to deal with the guests who ______.
A.
don't leave
B.
don't come
C.
smoke in your sitting room
D.
stay in the same bedroom
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