大圆弧1′所对应的长度为() A.1公里 B.1英里 C.1海里

题型:单项选择题

问题:

大圆弧1′所对应的长度为()

A.1公里

B.1英里

C.1海里

考点:航空驾驶员私商仪考试私商仪考试题库
题型:单项选择题

They are watching an ___________ movie. Everyone is _________.

A.interested; relaxed

B.interesting; relaxed

C.interested; relaxing

D.interesting; relaxing

题型:单项选择题
课文完型填空 (每题1分,共10题, 满分10分)
My name is Elias. I am a poor black worker in South Africa. The time when I first met Nelson Mandela was ___91___very difficult period of my life. I was twelve years old. It was in 1952 and Mandela was the black lawyer to whom I went for advice. He offered guidance to poor black people on their ____92___ problems. He was generous with his time, ___93___which I was grateful.
I needed his help because I had very ___94___education. I began school at six. The school where I studied for only two years was three kilometers away. I had to leave because my family could not continue to pay the school fees and the bus fare. I could not read ___95___ write well. After trying hard, I got a job in a gold mine. ____96____, this was a time when one had got to have a passbook to live in Johannesburg. ____97____, I did not have one because I was not born there, and I worried about whether I would become out of work..
The day when Nelson Mandela helped me was one of my happiest. He told me how to get the correct papers so I could stay in Johannesburg. I became more hopeful about my future. I never forgot how kind Mandela was. When he organized the ANC Youth League, I _____98_____ it as soon as I could. He said:
“The last thirty years have ____99___the greatest number of laws stopping our rights and progress, until today we have reached a stage ____100_____ we have almost no right at all.”
小题1:
A.aB.anC.theD.\
小题2:
A.personalB.privateC.socialD.legal
小题3:
A.toB.forC.inD.about
小题4:
A.fewB.manyC.muchD.little
小题5:
A.andB.butC.orD.neither
小题6:
A.SoB.ButC.HoweverD.And
小题7:
A.GenerallyB.SadlyC.LuckilyD.Unluckily
小题8:
A.took part inB.join inC.joinD.attend
小题9:
A.seenB.looked atC.watchedD.observed
小题10:
A.whenB.whereC.whichD.that
题型:单项选择题

工程机械用蓄电池6一QA一100S的额定电压是6V。

题型:单项选择题

导致电击伤的电流属于()

A.物理致伤因素

B.化学致伤因素

C.生物致伤因素

D.机械致伤因素

题型:单项选择题

键削加工时,镗床主轴的定位找正方法主要有()。

A.利用百分表测量装置找正定位B.利用检验棒找正定位

C.利用孔的分界面找正定位

D.利用样板找正定位

E.利用划线找正定位

F.利用镗模找正定位

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