Ответ:

Объяснение:

The wallet was found yesterday

Students are taught good manners by teachers

The good manners are taught to students

The students bikes were stolen.

The little boy found the wallet yesterday

Teachers teach students good manners.

Somebody stole students bikes.

Ответ:

1) a) The little boy found the wallet yesterday.

b) The wallet was found yesterday by boy.

2) a) Teachers teach students good manners.

b) Students are taught good manners by teach.