帮忙把下面句子转换成 被动语态1.John answered all the questions.2.Mary is t
帮忙把下面句子转换成 被动语态 1.John answered all the questions. 2.Mary is taking care of the children. 3.We built a new bridge. 4.They made the boy dust the table. 5.I must speak English. 6.We have showed him some photos. 谢谢、、、、、、
All the question were answered by John the children is taken care of by Mary A new bridge was built by us the boy was made to dust the table by them Englsih must be spoken by me he has been showed some photos by us.