In the following passage, some words have been deleted. Read the passage carefully and select the most appropriate option to fill in each blank.

Transformation of a sentence means (1) ___________ the words or forms of the sentence without changing (2) ___________ meaning. Such changes can be in the form (3) __________ changes from negative sentences into assertive, interrogative or exclamatory sentences and vice versa (4) ________ change in narration or change in voice or changes from simple to (5) _________ or complex sentences.