He denied ___ these watches before. A.to see. B.seen. C.seeing. D.to seeing

问题描述:

He denied ___ these watches before. A.to see. B.seen. C.seeing. D.to seeing

C.seeing他否认以前曾见过这些手表.
deny 后面接名词或动名词作宾语,不接动词不定式.