61.  And the other question is I want to know how different on use, mean and others of "further" and " farther" .

62.  I want to know which is correct and why.

63.  And the second, I want to know whether " further " and " farther" are the same or different in the meanings.

64.  I don't know, either , please tell me which I right and why .

65.  but when I know the truth, my face turned red at me .

66.  I know: There are a lot of things in the land in China .

67.  I am good at Chinese, but I don't know she is good at, I can help her .

68.  When you rise your and in class, you are saying," Please ask me, I think I know the correct answer."

69.  I knew I hwurst do what I went into the kitchen .

70.  but , the tiger still didn't know what the donkey was.