A．native English speakers numbered
B．the number of people with English as a second language has overtaken the number who speak it as their native tongue
C．non-native speakers’ difficulties in learning English
D．the so-called "Blair Initiative"

A．Our society is flooded with diet commercials.
B．The latest diet is necessarily better than ail the previous ones.
C．People in North America become crazy over Dieting.
D．All diets are useless in fact.