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(2013·山东济宁一模)How close parents are to their children ________ a strong influence on the development of the children's characters.

A.having : j: a4 [! X. I/ S% X B.had" Y- B. E( S2 S# j$ [, i) L
C.has # I2 f) I L& ?/ C D.have) F# N4 N* G: ] \$ V2 E

答案C

解析