将下列句子变为被动语态

题目

将下列句子变为被动语态
1、I helped my mother
2、His mother gave him a present for his birthday
3、We find English very useful
4、I often hear him sing in his room
5、We are going to build a school in the small village
6、They speak English and French in Canada
7、The story made us lauge
8、They askde me to help them

答案

1.My mother was helped by me.2.He was given a birthday present by his mother for his birthday.3.English is found very useful(by us).4.He is often heard by me singing in his room.5.A school that is goi...