【单选题】
Summer holiday camps (夏令营) for children began in the USA over six years ago. Today there are (41) than 8,000 summer camps in the United States and every year (42) . four million children pass through their gates (43) June and August. Some (44) by bus every day from the nearest town. (45) stay as campers for one or two weeks. Quite a lot of children go off to camp (46) the whole of the summer holiday. The people there are young and (47) There is good food and lots of interesting things (48) . In many camps children learn things (49) cooking and drawing pictures. Every evening there are camp fires and s. Everyone goes to bed (50) but happy.
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参考解析:
举一反三