关于电控发动机起动困难的原因,甲说可能是氧传感器故障,乙说可能是进气压力传感器故障。

题型:单项选择题

问题:

关于电控发动机起动困难的原因,甲说可能是氧传感器故障,乙说可能是进气压力传感器故障。以下选项正确的是()。

A.甲对乙错

B.甲错乙对

C.甲乙都对

D.甲乙都错

考点:汽车专业汽车检测与维修汽车检测与维修题库
题型:单项选择题

下列四种单细胞生物中,属于真菌的是(  )

A.

B.

C.

D.

题型:单项选择题

煅烧含CaCO380%的石灰石100t,生成CO2多少吨?若石灰石中的杂质全部进入生石灰中,可得这样的生石灰多少吨?

题型:单项选择题
阅读下面短文,掌握其大意,然后从36-55各题所给的四个选项中,选出最佳选项。
Preparing for tomorrow
Sixth-grade schoolteacher Ms.Shelton believed in readiness.Students remembered how she walked in on the first day of class and began writing words of eighth-grade on the   36   .They quickly protested that the words were not on their    37    and they couldn’t learn them.
Their teacher insisted that the students could and would learn these    38   .She said that she would teach them something that should be given.Ms.Shelton    39    by saying that one of the students in the classroom could go on to   40   , maybe even be president someday, and she wanted to prepare them for that day.
Ms.Shelton spoke those words many years ago.  41    did she know that someday one of her students—Jesse Jackson—would take them    42   .She believed that if they were well prepared, they could   43   high goals.
Ralph Waldo Emerson once said, “People only see what they are    44    to see.” If that’s true, then it is also   45    that they only become what they are prepared to become.And many things in life are just about getting ready.
“I want to be doing something more    46    with my life than what I am doing now,” a young man once said to me.He    47    what he was doing was just not that important.Other people have said things to me such as, “I only   48    I had a meaningful relationship.” And, “I’d really like to get a better job, but I just don’t see   49   .”
You fill in the blanks.What is it you would like to    50    that isn’t happening? Perhaps the answer is that you are not yet   51   .Maybe you need more time to prepare before you are truly ready for that which you   52   .
Think of today as another chance to  53   yourself for the exciting future you are looking for.Today is not wasted.If you desire more from    54   , then you can use today as training.For you will experience only what you are prepared to   55   .Something wonderful can happen.And you can use today to get ready for tomorrow.
小题1:
A.deskB.wallC.chalkboardD.door
小题2:
A.dutyB.deskC.mindD.level
小题3:
A.wordsB.grammarsC.pronunciationsD.sentences
小题4:
A.startedB.endedC.warnedD.reminded
小题5:
A.greatnessB.wealthC.honorD.failure
小题6:
A.SeldomB.LittleC.HardlyD.Totally
小题7:
A.nervouslyB.eagerlyC.seriouslyD.simply
小题8:
A.keepB.haveC.setD.achieve
小题9:
A.preparedB.forcedC.attractedD.tempted
小题10:
A.properB.exactC.legalD.true
小题11:
A.difficultB.significantC.pleasantD.interesting
小题12:A.boasted  B.behaved    C.felt    D looked
小题13:
A.wishB.expectC.hopeD.imagine
小题14:
A.whatB.whenC.whyD.how
小题15:
A.surviveB.happenC.gainD.win
小题16:
A.adventurousB.activeC.readyD.intelligent
小题17:
A.concernB.arrangeC.adoreD.desire
小题18:
A.prepareB.enjoyC.imagineD.conduct
小题19:
A.historyB.natureC.lifeD.marriage
小题20:
A.sufferB.experienceC.struggleD.work
题型:单项选择题

不同型的电缆之间()直接连接。

A.可以

B.必须

C.严禁

题型:单项选择题

秘书部门目标管理制度中的“三定”是指______
①定编 ②定员 ③定管理体制 ④定岗 ⑤定责 ⑥定经费

A.②③④
B.①④⑥
C.②④⑤
D.③④⑤

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