句型转换：1、There is nobody in the classroom.（同义句改写） There ____ ____ in the classroom.
2、They stop watching TV,and thenthey begin to do their homework.（合并为一句） They __ __ __ their homework.
3、Jane is _medium height_.（对画线中间的部分提问） __ __ Jane __ __?
4、He know Jim was an actor two yeaes ago.（改为否定句） He __ __ Jim __ an actor twon years ago.
5、（2009·兰州）I'm sorry to hear that his father died five years ago.（同义句改写） I'm~father has __ __ for five years.