Question: 
Choose the correct passive voice of the following sentence: 'All of his friend laughted at him'
He was laughted at by all of his friends.
All of his friends were laughted at him.
He was laughted at by all of his friends.
He laughted at all of his friends
All of his friends had laughted at him.
Answer: 
He was laughted at by all of his friends.
Last Updated: 
08/11/2021 - 00:09