71.  I study in the forest middle school in Beijing.

72.  It's seven o'clock in the morning.

73.  A flag-raising ceremony is being held in our school.

74.  The five-starred Red Flag is going up slowly and fluttering in the breeze.

75.  Not long after , I have ever thought: In the future, I will write the composition in English.

76.  so I have made some mistakes in the weekly.

77.  He said eight students' name , my name was in them sn8,13-6] , I thought I will be awarded, But it next ,Teacher Zhu asked us to carry the desk next Monday.

78.  After while, a fracture of bridge got in his way of .

79.  Lei Feng was born in 1940.

80.  When he was a child, he had to work in the fields.