1.People speak English in Australia.
English is spoken in Australia.
2.Peter broke the dish.
The dish was broken by Peter.
3.Someone stole my wallet.
My wallet was stolen.
4.I will take good care of your dog.
Your dog will be taken good care of.
5.We should teach children to respect the elders.
Children should be taught to respect the elders.
6.She has taught me English for two months.
I have been taught English by her for two months.内容来自 听力课堂网：http://www.tingclass.net/show-5855-18803-1.html