The patient slept a sound sleep. (Passive) = A sound sleep was slept by the patient.

দরিদ্রদের বিনামূল্যে আইনি সহায়তা দেওয়া হয়

The rain had started already, when I reached the station.

The ship sank in the Meghna. 

The teacher prevented the students from joining the procession.

The teacher said, 'Do it' (indirect) 

= The teacher ordered to do it. 

The thief broke away from the jail.

The train is running in time.

= The train is running on time.

The train is very tall = How tall the train is !

The water in the pond is dirty.

There is a bank right on the street.

There is no doubt about his honesty.

There is no mother but loves her child.

There is no mystery greater than misery

There is no rose but has a thorn. (Affirmative) = Every rose has a thorn