Voice
An electrical fault could have caused the fire.

The fire was caused by an electrical fault.
The fire could be caused by an electrical fault.
The fire could have been caused by an electrical fault.
The fire had been caused by an electrical fault.

ANSWER DOWNLOAD EXAMIANS APP

Voice
In the following question, a sentence has been given in Active/Passive Voice. Out of the four/five alternatives suggested, select the one which best expresses the same sentence in Passive/Active Voice. He was congratulated by his teacher on his brilliant success in the recent examination.

His teacher congratulated him for his brilliant success in the recent examination.
He congratulated his teacher on his brilliant success in the examination.
His teacher congratulated him.
His teacher congratulated him on his brilliant success in the examination.

ANSWER DOWNLOAD EXAMIANS APP

Voice
In the following question, a sentence has been given in Active/Passive Voice. Out of the four/five alternatives suggested, select the one which best expresses the same sentence in Passive/Active Voice. Somebody should have cleaned the windows yesterday.

The windows were not cleaned yesterday.
The windows should be cleaned yesterday.
The windows should have been cleaned yesterday.
The windows had to be cleaned yesterday.

ANSWER DOWNLOAD EXAMIANS APP