Question Detail

Please give me a pen.

You are ordered to give me a pen.
You are ought to give me a pen.
You are requested to give me pen.
You are requested to give me a pen.

Answer: Option D

Explanation:

Whenever sentence starts with please or kindly, then in passive voice we use "You are requested to"

1. Let us play.

It is suggested that we could play.
It is suggested that we should play.
It is suggested to play.
No change

Answer: Option B

Explanation:

When we use "us" after "Let", it means it is a suggestion. So it is converted as this example.

2. He Stole my book.

My book was stolen by him.
My book was been stolen by him.
My book were stolen by him.
My book are stolen by him.
My book is stolen by him.

Answer: Option A

3. 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.