问题 单项选择题

埃博拉出血热病毒的储存宿主是

A.黑猩猩
B.长臂猿
C.长尾猴
D.绒猴
E.还不知道

答案

参考答案:E

解析:埃博拉是扎伊尔的一条小河,位于Yambuku北郊,从该河附近村庄的一位病人首次分离到该病毒。埃博拉出血热的传染源主要是病人,该病的天然储存宿主及其在自然界中的循环方式至今尚不清楚。

多项选择题
完形填空
It was a sunny day. A city man was driving along a country road with a new wagon(马车)and a beautiful pair of horses. He didn’t pay a lot of  1 to where he was going. Pretty soon he  2  that he was lost, but he  3 to drive, expecting to find his way or to  4 someone who could tell him how to get back to the  5 .
It was a long  6 road. For many hours he kept on driving. When it was almost   7 , he saw in a  8  a tall farmer ploughing the land. He stopped his  9 team of horses near the fence and called out, “Hello, farmer.”
“Hello, yourself,”  the farmer replied,  10 ploughing.
“Where does the horse   11 ? He asked without knowing his languages mistakes.
“I haven’t seen it go anywhere. It   12 stays right where it is,” said the farmer,   13     stopping his work.
“How far is it to the next town?” said the city man, speaking a little  14 .
“Don’t know. I never  15 it,” replied the farmer. By this time the city man was getting 16 . “What do you know? You’re the biggest fool I  17 saw.”
18  stopping, the farmer turned and looked for a long time  19 at the city man. Then he said, “Maybe I don’t know much.   20  I am a fool. But at least I’m not lost!”
小题1:
A.signsB.ordersC.attentionD.direction
小题2:
A.realizedB.recognized C.acceptedD.received
小题3:
A.stoppedB.usedC.wantedD.continued
小题4:
A.missB.meet C.lookD.lose
小题5:
A.townB.countryC.capitalD.village
小题6:
A.lonelyB.busyC.dirtyD.crowded
小题7:
A.at noonB.at nightC.rainingD.dark
小题8:
A.truckB.pileC.fieldD.store
小题9:
A.strongB.tiredC.weakD.tiring
小题10:
A.butB.went onC.stoppedD.still
小题11:
A.goB.lead upC.getD.show
小题12:
A.alwaysB.oftenC.sometimesD.seldom
小题13:
A.beganB.stillC.withoutD.already
小题14:
A.clearlyB.lowerC.more loudlyD.more politely
小题15:
A.judgedB.measuredC.sawD.studied
小题16:
A.sadB.lovely C.friendlyD.angry
小题17:
A.everB.often C.evenD.never
小题18:
A.StillB.NotC.WithD.Finally
小题19:
A.gladlyB.immediatelyC.in silenceD.excitedly
小题20:
A.ReallyB.PerhapsC.CertainlyD.Fortunately