What do we mean by a perfect English pronunciation? In one __31__ there are as many different kinds of English as there are speakers of it. __32__ two speakers speak in exactly the same __33__, we can always hear differences __34__ them, the pronunciation of English __35__ a great deal in different geographical __36__ How do we decide what sort of English to use as a __37__ This is not a question that can be __38__ in the same. Way for all foreign learners of English __39__ you live in a part of the world, __40__ India or West Africa, where there is a long __41__ of speaking English for general communication purposes, you should __42__ to acquire a good variety of the pronunciation of this area. It would be a __43__ in these circumstances to use as a model BBC English or __44__ of the sort. On the other hand, if you live in a country __45__ there is no traditional use of English, you must take __46__ your model some form of __47__ English pronunciation. It does not __48__ very much which form you choose. The most __49__ way is to take as your model the tort of English you can __50__ most often.

A. meaning  B. case  C. sense  D. situation