

1.You must not use this machine after 5.30 p.m
2.One of the students always erases chalk board
3.Somebody has taken some of my books away
4.They use milk for making butter and cheese
5.Smoke filled the room
6.How many games has the team played?
7.The students are writting the lesson now
8.They built this house 100 years ago
9.They have to do this job at one
10.Is she making big cakes for the party
2.One of the students always erases chalk board
3.Somebody has taken some of my books away
4.They use milk for making butter and cheese
5.Smoke filled the room
6.How many games has the team played?
7.The students are writting the lesson now
8.They built this house 100 years ago
9.They have to do this job at one
10.Is she making big cakes for the party