既是上消化道又是上呼吸道的器官是() A.口腔 B.咽 C.喉 D.气管 E.食管

题型:单项选择题 A1/A2型题

问题:

既是上消化道又是上呼吸道的器官是()

A.口腔

B.咽

C.喉

D.气管

E.食管

考点:放射医学技师放射技师基础知识放射医学技师基础知识考前冲刺二
题型:单项选择题 A1/A2型题
Electric bicycles which run on battery-operated (电瓶) motors are winning over riders of ordinary bikes   41 their speed, quality and environmental advantage.
They were first   42 on 1980s in China, but the selling was not very good. Today, thanks 43  improvements on battery quality, the electric bikes sell well. There are now more than 100 electric bicycle producers in China and 26 million such bicycles were produced in 2011. Japan is another large  44  of such bicycles in the world with a total production reaching 381,721in 2010.
  45 China is one of the largest producers of electric bicycles in the world, the   46  of its producers with mass production (大批量生产) is actually small.
Electric bicycles are still   47 in China. Time is needed for people to become familiar with them and accept them. Each bike’s price of between 2,000 yuan (US $318) and 3,000 yuan (US $477) is still  48  for ordinary citizens (民众). Although such bikes are quick, safe and 49 to operate, their batteries still have shortcomings (不足). They weigh more than 10 kilograms; their service life is   50  two years and they   51  400 yuan each.
There were more than 450 million bikes in China in 2006. If just one percent of all these bikes are replaced by electric  52  , the market will be very large. And   53  the battery is further improved and the price is    54   , many of us will not be able to keep back from    55  the latest electric bikes
小题1:
A.because ofB.becauseC.towardsD.at
小题2:
A.buildB.builtC.buildingD.to build
小题3:
A.forB.inC.byD.to
小题4:
A.producerB.productionC.produceD.to produce
小题5:
A.ButB.IfC.AlthoughD.When
小题6:
A.buyerB.numberC.priceD.owner
小题7:
A.oldB.tallC.newD.short
小题8:
A.smallB.largeC.expensiveD.high
小题9:
A.easyB.difficultC.hardD.easily
小题10:
A.other thanB.more thanC.overD.less than
小题11:
A.spendB.costC.takeD.make
小题12:
A.carsB.bikeC.onesD.one
小题13:
A.whereB.unlessC.whetherD.if
小题14:
A.increasedB.raisedC.reducedD.lifted
小题15:
A.buyingB.broughtC.to buyD.buy
题型:单项选择题 A1/A2型题

粉尘中的二氧化硅与致纤维化能力的关系是()

A.游离型致纤维化作用与结合型相同

B.游离型致纤维化作用大于结合型

C.游离型致纤维化作用小于结合型

D.结晶型致纤维化小于非结晶型

E.以上全对

题型:单项选择题 A1/A2型题

USG检查适应于()

A.原发综合征

B.干性胸膜炎

C.干酪性肺炎

D.渗出性胸膜炎

E.胸内淋巴结结核

题型:单项选择题 A1/A2型题

在评价结果初步分析中,分析方法通常是对照相应标准,找出“固有危险”和()等初步分析结果,确认为“隐患控制”。

题型:单项选择题 A1/A2型题

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