11.车到山前必有路。the cart will find its way round the hill when it gets there.

　　12.巧妇难为无米之炊。he cleverest housewife cannot cook a meal without rice.

　　13.笨鸟先飞。clumsy birds have to start flying early.

　　14.精诚所至，金石为开。complete sincerity can affect even metal and stone.

　　15.置之死地而后生。confront a person with the danger of death and he will fight to live.

　　16.滴水穿石。constant dripping wears away the stone.

　　17.习惯成自然。custom is a second nature.

　　18.以其人之道，还治其人之身。an eye for a eye,and an tooth for a tooth.

　　19.血债要用血来还。deal with a man as he deals with you.

　　20.隔行如隔山。different trades are separated as by mountains.