47. Dates stamped on food products tell consumers when the product is still fresh. (1) Some dates on the product are followed by the words “sell by.” (2) There are still others that are indicated as an expiration date. (3) Words associated with the dates to be stamped on the product can be categorized into three ways. (4) Others are after the words “best if used by.” (A) 3142 (B) 3124 (C) 1432 (D) 1423

48. There are more and more middle-aged adults who are returning to school either for their jobs or for their interests. (1) Going back to school not only helps adults work better in their jobs but also understand better the world around them. (2) There are also others who go back to classroom because of their interest in a new field, such as computer programming or foreign languages. (3) When they have better skills, there are more chances for them to get a raise. (4) They take courses offered in colleges to improve their job skills. (A) 1342 (B) 1432 (C) 4321 (D) 4123

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