题目

为了解一片经济林的生长情况，随机测量了其中100株树木的底部周长（单位：cm）．根据所得数据画出样本的频率分布直方图（如右），那么在这100株树木中，底部周长小于110cm的株数是 _________ ． 答案： 70   阅读理解 　　In England (英格兰) nobody under eighteen years old is allowed (允许) to drink in a bar (酒吧). Mr Thompson often went to a bar near his house. But he never took his son, Tom, because he was too young. Then when Tom had his eighteenth birthday, Mr Thompson took him to his usual bar for the first time. They drank for an hour. Tom drank a bit, Then Mr Thompson said to his son, “Now, Tom, I want to teach you a useful lesson. How do you know when you've had enough? Well, I'll tell you. Do you see those two lights at the end of the bar? When they seem to become four, you've had enough and should go home. ” 　　“But, Dad, ”said Tom, “I can only see one light at the end of the bar. ” (1) Young people ________ allowed to drink in a bar until eighteen. [　　] A. is notB. are not C. manyD. must (2) When Tom was a child, his father often went to a nearby bar ________ taking him. [　　] A. byB. for C. withD. without (3) On Tom's eighteenth birthday, he drank together with his father in that bar for ________. [　　] A. the first timeB. once C. many timesD. eighteen times (4) Father wanted to tell his son________. [　　] A. the time to drink B. something about the light C. when to stop drinking D. something about the bar (5) In fact (事实上), there ________ at the end of the bar. [　　] A. was one light B. were two lights C. were three lights D. were four lights