Mark the following passage and mark the letter A, B, C, or D on your answer sheet to indicate the correct word for each of the blanks from 51 to 60.
One warm day (51) _______ late May, 43 students, two teachers, and six parents (52) _______ the school bus for a trip to the National Zoo in Washington, D.C. In less than an hour they arrived. The group had been studying nutrition and were (53) _______ to learn what it takes to feed a zoo.
The zoo nutritionist was waiting for them when they arrived. Before they went to see any animals, they got to take a peek at the area (54) _______ food is ordered, received, and sorted. The nutritionist pointed out that feeding about 7,000 animals (55) _______ quite a feat. “You’d (56) _______ be amazed,” she said. “For example, a single gray seal eats about 25 pounds of fish a day. Four big cats consume (57) _______ than 450 pounds of meat each week. And, believe it or not, we order crickets from a cricket farm—some 38,000 at a (58) _______ .The children were amazed as the nutritionist told them even more about the menu of incredible proportions.
(59) _______ , as the children walked around and observed the animals, they saw them in a different light. In fact, they would never think of the zoo again without imagining the tons of food it (60) _______ to feed its residents.
Trả lời câu hỏi dưới đây:
_______(60)