81.  At there can by fish and fruit .

82.  I am not only had a good time, but also had keep then myself by the sports .

83.  No.1, I live by a factory, it cause a lot of dity smoke every day, so I fell hard to breath .

84.  I am very unhappy by these two things, so I don't like the place where I live at .

85.  a new computer been bought by the CAAC.

86.  Travellers and bussiness people have been greatly helped by the new computer.

87.  Two boats on he bank of the lake are being mended by two people who wear hats.

88.  A new computer has been brought by the CAAC.

89.  Travellers have been greatly help by the new computer.

90.  It's roof is being mended and it's wall is being painted by the workers.