Dr Ma laid his papers on the desk for the young doctors to study. (改为一般疑问句)
Dr Ma his papers on the desk for the young doctors to study?
There are three thousand students in the school.(改为同义句)
The of the students in the school three thousand.
This movie is very interesting (改为感叹句)
this movie is!
The teacher said to Tom, "Your parents are waiting outside the school gate."(改为间接引语)
The teacher told Tom that parents waiting outside the school gate.
Tom does morning exercise every day.(改为否定句)
Tom morning exercise every day.
His mother made a big cake for his birthday.(改为被动语态)
A big cake by his mother for his birthday.