三个改被动语态
问题描述：
三个改被动语态
they have learnt English for 5 years .
Linda willl make a convercation with him tomorrow
I love ti look after my mother
答
1.English has been learnt by them for 5 years.
2.A converation will be made by Linda with him tomorrow.
3.To look after my mother is loved by me.