把下列句子改写成现在完成时被动语态的问句.
问题描述：
把下列句子改写成现在完成时被动语态的问句.
1、The children have been warned not to touch the wires.
2、He has torn the letter open.
3、The officer has ordered the soldiers to move ahead.
4、The bike has been repaired by Tom.
5、The money has been given to him.
答
1、Have the children been warned not to touch the wires?2、Has the letter been torn open by him?3、Has the soldiers been ordered to move ahead by the officer?4、Has the bike been repaired by Tom?5、Ha...