句型转换
She is fourteen.. (对划线部分提问) 
____   is she ?
It is a bus.(改为复数形式)   
They ____ .
It’s my ruler.(改为否定句)
It __________ my __________.____ 
He has a big nose. (变为一般疑问句)  
_________ he __________ a big nose?____ 
This is my schoolbag. (改为同义句)
This schoolbag is __________.____