问题 单项选择题

长时间工作或停留的房间或场所,选用照明光源的显色指数不宜小于( )。

A.90

B.80

C.70

D.60

答案

参考答案:B

解析:[知识点] 光源颜色

完形填空
Peter’s job was to examine cars when they crossed the frontier(边界) to make sure that they were not smuggling(走私) anything into the country. Every evening he would see a factory worker coming        the hill towards the frontier,        a bike with grass on it. When the bike         the frontier, Peter would stop the man and      him take the grass off. Then he would examine the straw very       to see whether he could find anything, after which he would look in all the man’s pockets       he let him tie(捆绑) the grass again. The man would then put it on his bike and go off down the hill with it. Although Peter was always       to find gold or other valuable things hidden in the straw, he never found      . he was sure the man was smuggling something, but he was not       to think out what it could be.
Then one evening, after he had looked ____ the grass and emptied the worker's pockets ____ usual, he ____ to him, "Listen, I know you are smuggling things ____ this frontier. Won't you tell me what it is? I'm an old man, and today's my last day on the job. Tomorrow I'm going to retire (退休). I promise I shall not tell ____ if you tell me what you've been smuggling." The worker did not say anything for ____. Then he smiled, turned to Peter and said quietly, "Bikes."
小题1:
A.towardsB.downC.toD.up
小题2:
A.fillingB.pullingC.pushingD.carrying
小题3:
A.arrivedB.appearedC.cameD.reached
小题4:
A.askB.orderC.makeD.call
小题5:
A.carefullyB.quicklyC.silentlyD.horribly
小题6:
A.beforeB.afterC.firstD.so
小题7:
A.luckyB.hopingC.thinkingD.wondering
小题8:
A.nothingB.somethingC.everythingD.anything
小题9:
A.possibleB.strongC.ableD.clever
小题10:
A.throughB.thoroughlyC.uponD.up
小题11:
A.likeB.moreC.thenD.as
小题12:
A.toldB.criedC.orderedD.said
小题13:
A.crossB.pastC.acrossD.into
小题14:
A.everyoneB.anyoneC.no oneD.someone
小题15:
A.momentB.long timeC.sometimeD.some time
名词解释