71.  "\

72.  "Don't think, " I said. "

73.  "Do you think it will do any good? "

74.  "About what time do you think I am going to die? " he asked.

75.  "\

76.  "\

77.  You know, like how many kilometers we make when we do seventy miles in the car?

78.  In middle schools, the first row seat means nothing but someone is short enough to sit in the front, but in colleges, it does mean something.

79.  They know everything that other students don't, and they can solve any problem which is far too difficult for others.

80.  Though he didn't, we still insisted he must be a good student - he sat in the first row.