They are pupils.(1)改为否定句.（2）一般疑问句.（3）特殊疑问句

They are pupils.(1)改为否定句.（2）一般疑问句.（3）特殊疑问句 We are pupils改为一般疑问句怎么改? ten years ago they they ()pupils Awas B are C were All ____ the pupils are in the library.They are reading. Pupils are asked to rub out the mistake if they find it wrong.rub we are pupils一般疑问句 There are twenty-five desks and chairs in it.They are（ )the pupils.要填什么介词 . What are they?They are buses改位单数形式 Both of the girls are puplils of Grade Five.(保持句意不变） They ( ) ( ) pupils of Grade Five. They are pupils I am a girl She visits London once a year 转换否定句、疑问句、特殊疑问 Where are they playing badminton?改一般现在时 They are both student.改同义句 they are my good friends改否定 They are take photos改一般疑问句 They are from China 改一般疑问句 改病句 They are collect useful things They are working hard.改感叹句 they are some apples 改单数：---------- ------------- ---------------