"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.
103.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？”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
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