水泵机组的布置,电动机容量不大于55KW时,相邻两个机组及机组至墙壁间的净距不小于(

题型:单项选择题

问题:

水泵机组的布置,电动机容量不大于55KW时,相邻两个机组及机组至墙壁间的净距不小于()m。

A、0.8

B、1.2

C、1.6

D、1.8

考点:天然气净化操作工考试天然气净化操作工考试题库
题型:单项选择题

根据短文内容,从短文后的选项中选出能填入空白处的最佳选项。选项中有两项多余选项。

What is the secret of writing a good letter? Here are two main ones. Don’t try to be fancy. Don’t try to impress your reader. You will be successful if you follow these seven Cs.

Clear. Use short, direct sentences. _____小题1:_____ Talk as if the reader were right there with you. Above all, don’t use an introduction.

Correct. ____小题2:_____ Don’t guess, even for spelling. Refer to your dictionary. If you need to, check a reference(参考) book, too.

Complete. Don’t scatter (分散,散开) our points. ____小题3:_______ This is good organization too.

Courteous(有礼貌的). Be friendly rather than overly(过于) casual. Present your information nicely even if you are complaining about something. In all letters, treat others as you want them to treat you.

Concise(简洁的). Make each point as clearly and briefly as you can.

Conversational. This is really the secret of good writing. ____ 小题4:_______ Such a letter has a natural, friendly tone(语气). Let your personality come through naturally.

Considerate(体贴的). ____小题5:______ Write about what you believe the reader needs or wants to know. Try to be helpful. This will build good feeling towards you.

The seven Cs are about writing letters. But how about school papers? Use the seven Cs. Write as if you are talking to your teacher or professor. You’ll be surprised. You’ll almost instantly become a good writer. And you might even enjoy writing from now on.

A.Just “talk” to the person.

B.Think of the readers’ point of view as you write.

C.Make them easy to understand.

D.Include long sentences in your letter.E. Make sure what you say is correct.

F. Writing should not be taken too seriously.

G. Finish one point completely before going on to the next.

题型:单项选择题

在柯尔伯格的有关儿童道德判断发展阶段的研究中,服从与惩罚定向阶段属于()。

A.习俗水平

B.前习俗水平

C.后习俗水平

D.权威水平

题型:单项选择题

关于力和运动,下列说法正确的是(  )

A.施力物体不一定是受力物体

B.只有相互接触的物体之间才有力的作用

C.物体不受力,一定处于静止状态

D.物体运动状态改变一定是受了力的作用

题型:单项选择题

句子翻译(共5小题;每小题3分,满分15分)

小题1:不但所有的学生而且王老师也对看侦探故事感兴趣。

_____________________________________________________________________________

小题2:当我气喘吁吁地赶到火车站时,火车已经离开10分钟了。

_____________________________________________________________________________

小题3:这位年轻的女教师有足够的耐心教这个5岁的男孩弹吉它吗?

_____________________________________________________________________________

小题4:这音乐如此优美,值得再听一次。

_____________________________________________________________________________

小题5:我阿姨以前是个工人,而现在她是个工程师。

_____________________________________________________________________________

题型:单项选择题

龋病在恒牙上最好发部位是()

A.磨牙颊面

B.磨牙邻面

C.前牙颈部

D.磨牙

E.前牙邻面

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