71.  They can do all kinds of jobs .

72.  The flower Markets about several hundred metres long, and there all kinds of flowers in it .

73.  Of course, you all know what happened later: Feng stoke on the pile of sand.

74.  Soon the computer will join all the cities in China which have airports.

75.  At last, they all laughed happily together.

76.  It closed with words that quickly became famous: " Working people all countries, unite!

77.  I think you are very happy all the time.

78.  It will join all the CAAC offices.

79.  Soon the computer will join all the cities in China which have airports.

80.  All the world are in the contradictory.