Question Detail

His behaviour surprised me.

I was surprised for his behaviour.
I was surprised at his behaviour.
I was surprised with his behaviour.
I was surprised on his behaviour.

Answer: Option B

Explanation:

Note: We use "at" preposition with word "surprised"

1. Switch on the light.

Let the light be switch on.
Let the light should be switched on.
Let the light will be switched on.
Let the light be switched on.
Let the light switched on.

Answer: Option D

2. He can speak French.

French can spoken by him.
French can be spoke by him.
French can be spoken by him.
French could be spoken by him.

Answer: Option C

3. Ketan is answering the question.

The question was answered by ketan
The question is answered by ketan
The question is been answered by ketan
The question is being answered by ketan
The question was being answered by ketan

Answer: Option D

4. It is time to learn English.

It is time to be learnt English.
It is time for English to be learnt.
It is time for English to learnt.
It is time to be learn English.

Answer: Option B

5. Someone has stolen his book.

His book is been stolen.
His book has been stolen.
His book is stolen.
His book has stolen.

Answer: Option B

Explanation:

Apart from Rule to make active voice of Present Perfect Tense, which is

Passive subject + has/have + been + third form of verb + by + passive object

Please also note that words like, "someone", "somebody", "people", "police", "public" etc are dropped. But in rare cases we can use them if sentence meaning is not clear.