| 吉林大学远程教育学院 |
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>>>> Unit One >>>> Unit Two >>>> Unit Three >>>> Unit Four >>>> Unit Five >>>> Unit Six >>>> Unit Seven >>>> Unit Eight >>>> Unit Nine >>>> Unit Ten >>>> Unit Eleven >>>> Unit Twelve >>>> Unit Thirteen >>>> Unit Fourteen >>>> Unit Fifteen >>>> Unit Sixteen >>>> Unit Seventeen >>>> Unit Eighteen >>>> Unit Nineteen >>>> Unit Twenty >>>> Unit Twenty-one >>>> Unit Twenty-two >>>> Unit Twenty-three >>>> Unit Twenty-four >>>> Unit Twenty-five >>>> Unit Twenty-six >>>> Unit Twenty-seven >>>> Unit Twenty-eight >>>> Unit Twenty-nine >>>> Unit Thirty |
Multiple-choice Questions 1. Which of the following statements about Mt. Johnson is true? A) He suffered from insomnia because he could not hear the passing of the trains. B) He was often on duty at night when he worked at the railroad crossing. C) He had trouble with his sleep and often walked to the railroad crossing at night. D) The sound of the passing trains late at night always kept him awake 2. Mr. Johnson was usually able to fall asleep again at night if he_______. A) walked to the railroad crossing and saw a train pass by B) came to the railroad and counted the trains passing by C) walked to the railroad crossing and had a chat with the railroadman there D) took a long walk on the deserted streets and made himself very tired 3. Mr. Johnson was much puzzled by the fact that____. A) there were more eastbound trains than westbound ones. B) there were more westbound trains than eastbound ones. C) the first train he saw was more often eastbound than westbound D) the first train he saw was usually westbound 4. To dispel his doubt, he studied the passing trains further,doing all the following except__. A) spending a week recording the number of eastbound and westbound trains B) extending this study also to the daytime C) going to the railroad crossing punctually at predetermined arbitrary times D) going to the depot in the nearest big city for information 5. Mr. Johnson's statistical study_______. A) had proved eastbound trains and westbound trains are equal in number B) had proved there were actually more eastbound trains than westbound trains running on the line C) had helped him to solve the puzzle in his mind D) had brought him to such despair that he became sicker than ever 6. According to the explanation of the local doctor, Mr. Johnson saw more eastbound trains than westbound trains because_____. A) the number of eastbound trains was three time greater than that of westbound trains. B) he never went to the railroad crossing between an even hour and a quarter past the hour . C) there was a shorter interval from each eastbound train to the next westbound one than there was from each westbound to the next eastbound D) his list accidentally favoured the arrival times of eastbound trains 7. Given that there were equal numbers of eastbound and westbound trains, for Mr.Johnson's observation to be true , all of the following conditions were necessary except that_____. A) Mr. Johnson went to the railroad crossing at odd times every night B) eastbound trains passed the small town every hour on the hour whereas the westbound ones passed at a quarter past each hour C) all trains on the railroad were running on a schedule D) there must be a shorter interval from each eastbound train to the next westbound one than there is from each westbound to the next eastbound 8. The doctor's example of the Superchief was intended to show that___________. A) the first train one saw was most likely to be eastbound B) the first train one saw was most likely to be to one's east C) train schedules are normally mathematically determined D) Mr. Johnson's problem had to do with the laws of probability Put the Following into English 1. 空荡无人的街道 (desert) 2. 万籁俱寂之夜 (dead) 3. 西行（东行）列车 4. 在这种情况下,妇女退出这类工作的概率要比男人大三倍。 (case; probability) 5. 如果这类病是通过空气传播的话，那麽符合逻辑的结论是：这里的每个人都处在被传染的危险之中。(follow) 6. 考虑到他的年龄很小,我认为他的表现是杰出的。 (given) 7. 如果你申请这个职务,你得到它的机会6比4。 (chances) 8. 经过几分钟的思虑之后,这位业余小提琴家开始演奏一个中国小提琴协奏曲。 (reflection; amateur)
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