大學英語四級模擬試題(三)10

字號:

marconi took him at his word. a little later he was back in the lab, hishand on the morse key. through the window he could see his father at thereceiver. the young man's heart thumped as he tapped ?- the test signal, s,which telegraphists use. he could tell by the expression on his father'sface that the message had got through. 
    that evening signora marconi talked to her husband and on the followingday guglielmo was overjoyed to receive from his father 5,000 lire -- about??250 -- to help with his experiments. 
    71. according to gaglielmo _______. 
    a) any spark could send ether waves to wherever it wanted 
    b) ether waves could be used to operate machines 
    c) messages could be sent by ether instead of wires 
    d) bigger sparks could travel a mile and send messages 
    72. in guglielmo's opinion, the distance ether waves travel depends on 
    _______. 
    a) the force of a spark 
    b) the size of the room 
    c) the type of the machine 
    d) the way the machine is operated 
    73. guglielmo was so taken up with the idea that _______. 
    a) he decided to put an end to his holiday 
    b) stayed up late wondering about it 
    c) he paid little attention to anything else 
    d) he didn't want to stay with his brother 
    74. his father didn't see the point of his invention till _______. 
    a) he heard the bell ring 
    b) he saw the apparatus 
    c) he listened to his son's explanation 
    d) he received the signal himself with the machine 
    75. what is implied in the passage? 
    a) guglielmo was better than his brother in science. 
    b) his father was so fascinated by his invention that he proposed to 
     join them. 
    c) guglielmo discovered that a spark can make other waves travel. 
    d) morse code was invented by the marconi brothers.