Read _the following passage, and mark the letter A,B,C or D on your answer sheet to indicate the correct word or phrase that best fits each of the numbered blanks from 31 to 35. Today, supermarkets are found in almost every large city in the world. But the first supermarket (31)………… opened only fifty years ago. It was opened in New York by a man named Michael Cullen. A supermarket is different from other types of stores in several ways. In supermarkets, goods are placed on open shelves. The_ (32)………….. choose what they want and take them to the checkout counter. This means that fewer shop assistants are needed than in other stores. The way products are displayed is another difference between supermarkets and many other types of stores; (33)…………… example, in supermarkets, there is usually a display of small inexpensive items just in front of the checkout counter: candies, chocolates, magazines, cheap foods and so on. Most customers (34.)…………… go to a supermarket buy goods from a shopping list. They know exactly what they need to buy. They do the shopping according to a plan. 31. A. is B. has been C. was D. were 32. A .customers B. managers C. assistants D. sellers 33. A. in B. for C. of D. by 34. A. who B. what C. which D. whom