The works of his old teacher left a ______ impression on his mind . He is still influenced by them.

A. long　　　 B. lively　　　 C. liberal　　　 D. lasting

（2010·吉林实验中学高三第二次模拟）   12. The works of his old teacher left a  ______ impression on his mind . He is still influenced by them.

A. long         B. lively           C. liberal        D. lasting