21. Li Zhong hua,_______pilot who has never experienced______failure in the past eighteen years, made_____great contribution to our country.
A. the; the ;the B. a; a; a C. the; /;/ D. a; /; /
22.—Has Linda_____for the position as a nurse?
—Yes. I think her being a volunteer at a larger hospital made it possible for her ___.
A. applied; to be employed B. adapted; being employed
C. adopted; to employ D. accused; employing