Every educational system has certain objectives which aim at bringing about desirable changes in pupil. In order to bring about those changes, the institutions arrange learning experience. The success of learning can be judged only in terms of the changes brought about by this experience. This is a learning experience and evaluation. Thanks to the globalization in all the fields, it necessitates the learning of a language which is international. Undoubtedly, English has become a world language rather than the language of only the English speaking countries such as the UK and the USA because the number of the people who use English as a means of communication exceeds much more than the number of the people who speak it as their mother tongue. In the case of English in India, more than two centuries, India has been directly and indirectly had influence of the language , English on all the fields, such as Education, Medical Science, etc. Text materials relating to the subjects of Science, Engineering and Technology as also Medicine are available only in English. Moreover, all over India, there is no single language to unite the whole country. The texts are arranged in a lucid form and written in colloquial English. All the essential aspects of this subject have been included. Hopefully, the present study will prove very useful for  students and teachers.