Question Detail

Sita was reading the Gita.

The Gita was being read by Sita.
The Gita were being read by Sita.
Gita was being read by Sita.
The Gita was read by Sita.

Answer: Option A

Explanation:

Note: Assume if we had "Someone was reading the Gita", then active voice would be,

The Gita was being read.

1. I must help him.

He must helped by me.
I must held him.
He must get help from me.
He must be helped by me.

Answer: Option D

Explanation:

If we have "Subject + Modal Auxiliary verb + first verb + object"
then we change it to

Passive subject + Modal Auxiliary verb + be + third form + by + passive object.

Modal Auxiliary verb are : can, could, shall, will, may, might, should, would, must, ought to etc.

2. Post this letter.

Let this letter be post.
Let this letter be posted.
Let this post be letter.
Let this letter is posted.
Let this letter are posted.

Answer: Option B

3. Savita does not like me.

I am not like by Savita.
I am not liked by Savita.
I was not liked by Savita.
I were not liked by Savita.

Answer: Option B

4. We must have obeyed our teachers.

Our teachers might have obeyed.
Our teachers might have been obeyed.
Our teachers must have been obeyed.
Our teachers must have obeyed.

Answer: Option C

Explanation:

If we have "Subject + Modal Auxiliary verb + have + third verb + object"
then we change it to

Passive subject + Modal Auxiliary verb + have been + third form + by + passive object.

Modal Auxiliary verb are : can, could, shall, will, may, might, should, would, must, ought to etc.