Many animals 31 (disappear) during the history of the earth. 32 (famous) of these animals

Many animals 31 (disappear) during the history of the earth. 32 (famous) of these animals were dinosaurs. They lived on the earth 33 (ten) of millions of years ago, long 34 humans came into being. There were many different species of dinosaur and several of them have been found in China. The eggs of twenty-five species have been found in Xixia County, Nanyang, Henan Province, and not long ago a rare new species of bird-like dinosaur was discovered in Chaoyang County, Liaoning Province. The scientists were surprised 35 (find) they could run 36 other dinosaurs, but also climb trees. They could tell this from the way the bones 37 (join) together.
Dinosaurs died 38 quickly about 65 million years ago. Some scientists think it was after a large rock hit the earth and put too much dust into the air. Others think the earth got 39 hot for the dinosaurs to live on any more. Nobody knows 40 sure. In the same way there are animals that have died out more recently and no one knows why. Listen to the story about the dodo, an animal that has disappeared from the earth.31. have disappeared 32. The most famous 33.tens 34. before 35. to find

(答案→)31. have disappeared 32. The most famous 33.tens 34. before 35. to find 解析：可联系答.案.网客服索取。

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