主动语态句子改为被动语态The people didn’t catch the robbers Did you find

The robbers weren't caught by the people.
Is a purse found lying on the playground by you?
Are you helped with your English by your mother
Gold fish were often watched to swim in the fish tank at home by us.
翻译句子 未来的电脑是什么样的
What will the future computers look like?

The robbers were not caught by the people.
Was a purse found by you lying on the playground?
Were you helped by your mother with your English?
Gold fish are often watched by us to swim in the fish tank at home.
What will computers look like in the future?

语态说明主语和谓语动词的关系（主动或被动），被动语态结构为 be+过去分词。
1. The robbers wasn't caught by the people.
2. Was a purse lying on the playgournd found by you?
3. Are you helped by your mother with your English?