Question

Put the following sentences passive voices
1.The teacher made the students stay back.
2. Open the box.

Answer 1

Heya,

The main rule for converting active to passive voice is in passive voice subject becomes object and object becomes subject.

Here are the  required sentences :-

1.The students were made to stay by the teacher.

Students is object but it is changed to subject.
Teacher is subject but it is changed to object.

2. Let the box be opened.

This is an imperative sentence.

Hope it helps u...........

Answer 2

1.the students were made to stay back by the teacher
2.let the box be opened