1.______ with the size of the whole earth， the highest mountain doesn’t seem high at all. （90.1/47）
    A. When compared B. Compare C. While comparing D. Comparing
    2. The children went there to watch the iron tower ______. （90.1/55）
    A. to erect B. be erected C. erecting D. being erected
    3. The manager promised to keep me ______ of how our business was going on. （90.1/57）
    A. to be informed B. on informing C. informed D. informing
    4. John regretted ______ to the meeting last week. （90.1/64）
    A. not going B. not to go C. not having been going D. not to be going
    5. Mrs. Brown is supposed _____ for Italy last week. （90.1/66）
    A. to have left B. to be leaving C. to leave D. to have been left
    6. A new technique______， the yield as a whole increased by 20 per cent. （90.1/68）
    A. working out B. having worked out
    C. having been worked out D. to have been worked out
    7. The boy’s father bought him a large toy train_____. （90.6/41）
    A. to play with B. to play with it C. which to play with D. at which to play
    8. There are more than 50 proposals_____ at the conference. （90.6/43）
    A discussed B discussing C to be discussed D having been discussed
    9. It was impossible to avoid_____ by the stormy weather. （90.6/64）
    A. to be much affected B. being much affected
    C. having much affected D. to having been much affected
    10. _____ in England， Anne Bradstreet both admired and imitated English poets. （90.6/65）
    A. Having born and educated B. Born and educated
    C. Since born and educated D. To be born and educated
    11.The new power station is reported_____ within three years. （91.1/44）
    A. to have completed B. to have been completed
    C. to complete D. having been completed
    12.Soon， Americans hope， the rain will return and ease the hardship_____ U.S. farmers. （91.1/48）
    A. faced B. faces C. facing D. to face
    13. _____ neglecting our education， my father sent my brother and me to a summer school.（91.1/53）
    A. To be accused of B. Accusing of C. That he was accused of D. Accused of
    14.The teacher doesn’t permit_____ in class. （91.6/49）
    A. smoke B. to smoke C. smoking D. to have a smoke
    15.I appreciate_____ to your home.（91.6/51）
    A. to be invited B. to have invited C. having invited D. being invited
    16.The speaker， _____ for her splendid speeches， was warmly received by the audience. （91.6/58）
    A. having known B. being known C. knowing D. known
    17.John often attends public lectures at the University of Oxford， chiefly_____ his English.（92.1/44）
    A. to improve B. improving C. to having improved D. improved
    18.Jim is sorry_____ so impolite to your guest last Saturday. （92.1/51）
    A. to be B. having been C. being D. to have been
    19. _____ for many years， the writer suddenly became famous.（92.1/57）
    A. Having ignored him B. To be ignored
    C. To have been ignored D. Having been ignored
    20.After being rescued from the air-crash， the people agreed that they had much to_____.（92.1/65）
    A. thank B. be thanked C. be thankful D. be thankful for
    21.The money will be used to keep a space vehicle on the moon busy_____ back to the earth
    photographs and other information about the surface of the moon. （92.6/45）
    A. to send B. being sent C. to be sent D. sending
    22.Building that railway was very difficult and involved_____ ten tunnels. （92.6/58）
    A. dig B. having dug C. to have dug D. digging
    答案
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