Active and Passive voice

Front

I did not beat her.

Back

She was not beaten by me.

Front

I will never forget this experience.

Back

This experience will never be forgotten by me.

Front

Mother made a cake yesterday.

Back

A cake was made by mother yesterday.

Front

The boy teased the girl.

Back

The girl was teased by the boy.

Front

Did she do her duty?

Back

Was her duty done by her?

Front

The tiger was chasing the deer.

Back

The deer was being chased by the tiger.

Front

She has written a novel.

Back

A novel has been written by her.

Front

She has learned her lessons.

Back

Her lessons have been learned by her.

Front

Have you finished the report?

Back

Has the report been finished by you?

Front

The police caught the thief.

Back

The thief had been caught by the police.