There are tow roiis of film on the ground 改错

There are tow roiis of film on the ground 改错 there are three rolls of film on the ground改错 There are two rolls of film on the ground ------ ------ ---- There are ( ) on the ground.A.two rolls of film B.two rolls There are students on the play ground.改错 There are( )on the ground. there are 【 】[hundred] of people on the ground 改错 There are a pen and tow books on the desk. there are many gifts on the ground There is () of water on the ground 找出下列句子的错误并改正 there are tow cups of teas on the table there are lots of books on the ground.put them on those s( )