英语``句型转换,(各位加油,)

英语``句型转换,(各位加油,)
1.After they turned off the radio,they began to go over their lessons.(改为同义句)
__ __ __ the radio,they began to __their lessons.
2.All the students are sitting in class and listening to the teacher carefully.(改为同义句)
All the students are sitting in class,__ __ the teacher carefully.
3.When I worked on the farm,I used to get up early.(改为简单句)
__ __ __ __I used to get up early.