There are around two hundred students on the piayground 改错

There are around two hundred students on the piayground 改错 There are around two hundreds students on the playground哪有错 there are some 还是there are two there are many p___ around the sun There are many p( ) around the sun there are two bears o-- there there are a lot of trees around the house.there are trees around the house. 一道初二英语改错题There are around two hundreds students on the playground.这句话哪个地方错了呀?请给出解析 英文翻译：There are same two.和 There are fifty. 英语 (17 20:53:15)There are many flowers around the island.They are all red.Look at the tree in the middle .There are two birds in it .They are singing now .The tree is full of apples.A girl and two boys are on the island.They are playing games .Th 英语 (17 20:52:55)There are many flowers around the island.They are all red.Look at the tree in the middle .There are two birds in it .They are singing now .The tree is full of apples.A girl and two boys are on the island.They are playing games .Th there are two kinds of memory there are two chairs and a desk There are two farmers ( ) the apple trees There are two pictures ) the wall Are there d_ between the two pictures? There are four windows ( )the two doors. there are two maps on the back