Question

完形填空。

Earthquakes are   1  ; thousands of them happen each day. But most are too weak to feel. During a   2    earthquake, there is often a great noise first. Then the earth   3   terribly; many houses   4   down. Railway tracks break and trains go   5   lines; a great many factories are   6  ; thousands of deaths are caused, and many more lose homes...   7   the great damage and deaths caused by the earthquake   8  , other disasters such as fires often   9  . More buildings are destroyed and more  10  are caused.      It is well known of the  11  of a possible earthquake, and for centuries man has been making researches on earthquakes. More than 2,000 years ago,  12 , a Chinese scientist named Zhang Heng  13  a machine which could find out from which  14  the seismic (地震的) waves had come, and this machine is still  15   by scientists today. Now we know much more about earthquakes and  16  they happen, but we still cannot   17  exactly when and where an earthquake will happen, and cannot  18  it from happening. So earthquakes are among the  19  disasters in the world.      No one can stop natural earthquakes.  20 , scientists can help stop earthquakes from destroying whole cities and causing too many deaths.

(     )1. A. common         (     )2. A. real             (     )3. A. moves            (     )4. A. get           (     )5. A. off              (     )6. A. burst         (     )7. A. Except        (     )8. A. lonely        (     )9. A. follow         (     )10. A. quakes         (     )11. A. information       (     )12. A. as a result    (     )13. A. invented      (     )14. A. country        (     )15. A. improved    (     )16. A. where           (     )17. A. speak           (     )18. A. make              (     )19. A. worst          (     )20. A. However        B. unusual    B. weak        B. shakes        B. put        B. on          B. hurt          B. Besides    B. later       B. copy        B. deaths      B. questions   B. in fact      B. discovered        B. directions  B. repaired    B. when        B. tell        B. prepare     B. best        B. But         C. strange        C. big              C. jumps         C. set             C. into            C. destroyed       C. Instead of      C. themselves      C. come           C. difficulties   C. dangers        C. for example       C. found          C. ways           C. protected       C. what            C. talk            C. stop          C. most            C. And           D. familiar       D. small          D. breaks      D. fall           D. behind         D. buried         D. Because of    D. itself         D. enter          D. results          D. shock       D. as well       D. operated                       D. city  D. used          D. why           D. point           D. let          D. fast          D. So

Answer 1

1-5: A C B D A   6-10: C B D A B   11-15: C C A B D   16-20: D B C A A