C。解析:“a wonderful discovery”是名词短语,“what”用于感叹句修饰名词短语,结构为“what + (a/an) + 形容词+名词+主语+谓语”,所以这里用what。选项A“so”不能用于这种名词短语的感叹句。选项B“such”如果要用,句子应该是“such a wonderful discovery it was”,这里结构不符,所以不用such。选项D...
What was the first dinosaur? Art by Mark Witton. For the past twenty years,Eoraptorhas represented the beginning of the Age of Dinosaurs. This controversial little creature–found in the roughly 231-million-year-old rock of Argentina–has often been cited as the earliest known dinosaur. ...
The first description of a dinosaur fossil was by Ashmolean Museum director Robert Plot in his Natural History of Oxford-shire. He identified it as the thigh bone of a human giant. William Buckland gave Plot's creature the name Megalosaurus. The category dinosaur was defined by zoologist ...
The flying pterosaurs are also Archosaurs, having evolved between crocodiles and dinosaurs. The marine reptiles Mosasaur and Plesiosaur, on the other hand, were not Archosaurs.Answer and Explanation: The oldest known dinosaur fossil belonged to Nyasasaurus parringtoni and was actually found in 1956...
better ide a of the sounds made by dinosaurs.The scientists examined a rare fossil.It was from an ankylosaur(甲龙), a kind of frightening dinosaur.The fossil is around 78 million years old.It includes the ankylosaur's voice box (喉) .It is the world's oldest fossil of a voice box....
How old was Mary Anning when she found the plesiosaurus? How old was Mary Anning when her mother died? What tools did Mary Anning use? What was the first fossil Mary Anning found? What was Grace O'Malley famous for? What was Mary Edwards Walker known for?
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It was from an ankylosa, a kind of frightening dinosaur. The fossil is around 78million years old. It includes the ankylosa's voice box( 声带). It is the world's oldest fossil of a voice box. The believe the shape of the voice box means it probably made bird-like sounds.The ...
But he didn't provide a definition because he thought it was synonymous with Nodosauridae, making the name itself unnecessary, and that is where its members were assigned by most palaeontologists until it was resurrected by Kenneth Carpenter in 2001. Described as having "the skull of an ...
A new discovery has given scientists a better ide a of the sounds made by dinosaurs. The scientists examined a rare fossil. It was from a dinosaur called ankylosaur. The fossil is around 78 million years old.It includes the ankylosaur's voice box (喉). It is the world's oldest fossil...