4.After in the research for so many years.the scientist succeeded in finding the result at last. A.buried B.being buried C.having buried D.having been buried 解析:选D.介词after之后用动名词形式.排除A项,be buried in是固定短语.且有时间状语for so many years.故用动名词的完成被动式. 查看更多

 

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After ________in the research for so many years,the scientist succeeded in finding the result at last.

A.buriedB.being buriedC.having buriedD.having been buried

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After ________in the research for so many years,the scientist succeeded in finding the result at last.

A.buried            B.being buried       C.having buried      D.having been buried

 

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After ________ in the research for so many years,the scientist succeeded in finding the result at last.

A.buried        B.being buried

C.having buried     D.having been buried

 

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After ________in the research for so many years,the scientist succeeded in finding the result at last.


  1. A.
    buried
  2. B.
    being buried
  3. C.
    having buried
  4. D.
    having been buried

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