Voice
Lion does not eat grass, however hungry he may be.

Grass is not being eaten by a lion, however hungry he may be.
Grass is eaten not by a lion, however hungry he may be.
Grass was being not eaten by a lion, however hungry he may be.
Grass is not eaten by a lion, however hungry he may be.

ANSWER DOWNLOAD EXAMIANS APP

Voice
Who teaches you English?

By whom were you taught English?
English is taught by whom?
By whom will you be taught English?
By whom are you taught English?

ANSWER DOWNLOAD EXAMIANS APP

Voice
Will he have written a letter?

Will a letter have written by him?
Will a letter to be written by him?
Will a letter have been written by him?
Will a letter be written by him?

ANSWER DOWNLOAD EXAMIANS APP