An Exact Number

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An Exact Number
        　　　　A tourist was visiting New Mexico and was amazed at the dinosaur bones lying about.
        　　　　"How old are these bones?" the tourist asked an elderly Native American, who served as a guide.
        　　　　"Exactly one hundred million and three years old.
        　　　　"How can you be so sure?" inquired the tourist.
        　　　　"Well," replied the guide, " a geologist came by here and told me these bones were one hundred million years old, and that was exactly three years ago.
        　　Notes:
        　　　　(1) New Mexico 新墨西哥（美国州名）
        　　　　(2) be amazed at 对…感到惊诧
        　　　　(3) dinosaur n.恐龙（已绝迹的巨大爬行动物）
        　　Exercises:
        　　根据短文判断下列句子正（T）、（F）：
        　　　　① The tourist was frightened by the dinosaur bones lying about.
        　　　　② The elderly native American served as a guide.
        　　　　③ The guide knew exactly how old the bones were.
        　　　　④ The guide told the tourist the history of the bones.
        　　　　⑤ The guide believed what the geologist had said.
        　　准确数字
        　　　　一位游客在新墨西哥游览。他对随处可见的恐龙化石甚感惊奇。
        　　　　“这些化石有多长的历史？”游客问一个上了年纪的当地美国人。他是作向导的。
        　　　　“整整十亿零三年了。”
        　　　　“你怎么这么肯定？”游客问道。
        　　　　“哦，”向导回答道，“一个地质学家来过这儿，他告诉我说这些化石有十亿年了，再加上那是整整三年前的事了。”
        　　练习参考答案：
        　　①F②T③F④F⑤T