炉身使用较多的耐火砖为()。A、粘土砖 B、硅砖 C、高铝砖

题型:单项选择题

问题:

炉身使用较多的耐火砖为()。

A、粘土砖

B、硅砖

C、高铝砖

考点:炉前工高级炉前工高级炉前工题库
题型:单项选择题
I sat next to my close friend,Tina,in my history class.Our teacher,Miss Turner announced a new   .We were to create a    about cultures.As required,we wrote the names of two friends we wanted in our group.Miss Turner informed us that she would   our choices and let us know the result.I had no   that I would work with Tina because I knew we had chosen each other.
The next day,I waited anxiously when Miss Turner started to call out  .When she reached group three,Tina was called.   ,my name was not included.“There must have been some   !"I thought to myself.
Than I heard    .The last group with Mauro and Karina! How   ! How could I face being in that group—the boy who hardly spoke English and the girl who wore   clothes a11 the time?
I went to Miss Turner to   I should be in a “good” group.She gently placed a hand on my shoulder.“I know what you want,Rachael,”she said,but your group you more.Only you can help them get an ideal      .Will you help them?"
I   walked to where the others in my group sat. Halfway through the week, I     myself enjoying working with my partners.There was no need to     —I grew sincerely interested in learning something about then. Mauro, I found out, was   with English after he came to this country. Karina wanted to be a fashion designer and she had a lot of   ideas.They were the ones no one cared enough about to try to understand—except Miss Turner.
Miss Turner gave us an A on that newspaper. But I think she is the one who truly     it. I really   that Miss Turner gave me a chance to see other people in a new light.
小题1:
A.plan B.subjectC.projectD.lesson
小题2:
A.story B.group C.testD.newspaper
小题3:
A.make use ofB.pay attention to
C.put into practiceD.take into consideration
小题4:
A.idea B.doubt C.intentionD.promise
小题5:
A.namesB.numbersC.students D.topics
小题6:
A.BesidesB.HoweverC.Thus D.Finally
小题7:
A.mistakeB.coincidenceC.problemD.reason
小题8:
A.her B.itC.them D.him
小题9:
A.interestingB.amusingC.annoyingD.disappointing
小题10:
A.dirtyB.plain C.strangeD.formal
小题11:
A.warnB.remind C.requestD.inform
小题12:
A.needsB.refusesC.missesD.ignores
小题13:
A.designB.jobC.chanceD.grade
小题14:
A.slowly B.swiftlyC.suddenlyD.bravely
小题15:
A.foundB.keptC.hadD.set
小题16:
A.speakB.pretendC.refuseD.panic
小题17:
A.dealing B.helpingC.beginningD.struggling
小题18:
A.funnyB.generalC.brightD.new
小题19:
A.offeredB.deservedC.neglected D.proved
小题20:
A.believedB.appreciatedC.admittedD.agreed
题型:单项选择题

下列()锆石中可常见到愈合裂隙及矿物包裹体。

A.高型

B.中型

C.低型

D.中低型

题型:单项选择题

烟火药生产中,出厂期超过( )年的原材料,必须重新检验合格方可使用。

A.0.5

B.1

C.2

D.3

题型:单项选择题

头孢菌素类

题型:单项选择题

()是指一种杀虫剂对于某一种昆虫种群杀死其一半个体所需的浓度。

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