The government have realized the use the returnees make the experience and skills while living abroad.
A. of; gained
B. of; gain
C. for; gained
D. up; gain
网友回答
(答案→)A. of; gained
B. of; gain
C. for; gained
D. up; gain
解析：根据题干可知此题在考察make use of短语，skills 和 gain之间存在被动关系，所以选择gained。故答案A。