The relation between the active sentence and the corresponding passive sentence has been one of the most extensively studied aspect of syntax we have investigated the topic for various generative grammarians used the active show how surface structure . Modern theories of grammar reasons. Transformational passive relation in the light of their theory to ture may conveniently be derived from deep structure which embodies all the meaning of the sentence. To them the passive transformation rep- an ideal example of a process which preserves meaning (a basic the resents characteristic of all transformations in those days and simplifies of derivation. According act to TGG theory both the active sentence and the passive ar: derived from common bass :