After ________in the research for so many years,the scientist succeeded in finding the result at last. 
#93113
A
buried
B
being buried
C
having buried
D
having been buried
推荐题目
________ in a recent science competition, the three students were awarded scholarships totaling $ 21, 000.
#98602
A
To be judged the best
B
Judged the best
C
Having judged the best
D
Judging the best
_____all kinds of knowledge ,he was admitted to a key university.
#98174
A
Equipped with
B
Having equipped for
C
Armed for
D
Having armed with
I feel greatly honored ____ into their society. 
#98704
A
to welcome
B
welcoming
C
to be welcomed
D
welcomed