They are friends 变为否定句
They are friends 变为否定句
they are teacher.变为否定句
They are brothers变为否定句
They are good friends.改为否定句
they are in the door.(变为否定句)
they are in thr door.(变为否定句)
They are looking out of the window 变为否定句
they are good friends on the internet.【改为否定句】
they are my friends 变为一般疑问句
They were friends变为反问句
they are my good friends改否定
They have many photos.(变为否定句)