四级语法真题训练非谓语动词1

　　4. John regretted ______ to the meeting last week.

　　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.

　　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.

　　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.

　　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.

　　A. To be accused of B. Accusing of C. That he was accused of D. Accused of

　　14.The teacher doesnt permit_____ in class.

　　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.

　　A. to improve B. improving C. to having improved D. improved

　　18.Jim is sorry_____ so impolite to your guest last Saturday.

　　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_____.

　　A. to send B. being sent C. to be sent D. sending

　　22.Building that railway was very difficult and involved_____ ten tunnels.

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