阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。Scientists say crocodiles have outlived dinosaurs 36. by some 65 million years. One reason why they are such good 37. survivors (survive) is that they can go for a very long time without eating. And they are expert hunters, 38...
三、阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。Scientists say crocodiles have survived dinosaurs 26some 65 million years. One reason 27 they are so good survivors is that they can go for a very long time without eating.And they are expert hunters, 28 (use) their strong ...
Scientists say crocodiles have outlived dinosaurs【1】some 65 million years. One reason why they are such good【2】(survive) is that they can go for a very long time without eating. And they are expert hunters,【3】(use) their strong jaws to bite their prey(猎物) and then swallow it ...
"Gigantotherms like crocodiles rely on basking to heat up, so they are not mesotherms," Grady said. "Gigantotherms are slower to heat up and cool down, but if they rely on external heat sources like the sun, then they are not mesotherms. In general, mesotherms produce more heat th...
Dinosaurs are classified as reptiles, a group that includescrocodiles, lizards, turtles, and snakes. Of this large group of animals, other than birds, crocodiles are the closest living things to dinosaurs. Is a rhino a dinosaur? No,a rhino is not a type of dinosaur. A rhino, short for ...
B Some scientists say that some kinds of crocodiles(鳄鱼)like climbing up trees. Although crocodiles are not amphibians (两栖动物), they can still live both on land and in water. Crocodiles usually live in the shallow (浅的) water.They have webbed feet so they can walk on soft, wet grou...
【解析】:倒数第二段“As to whether dinosaurs cared for their young, dinosaur scientists have turned to the closest living relatives of dinosaurs ― birds and crocodiles” 【高考考点】:事实细节题 4.C 【解析】:“the discovered fossils of dinosaurs sitting on their eggs and staying with their you...
s braincase was still intact, researchers at the Universidade Federal de Santa Maria in Brazil used computed tomography (CT) scanning to map its shape and figure out how the brain would have fit inside. Details of the skull’s shape provided hints as to the sizes of different brain ...
“In the papers, we characterize what the morphologies are of these shock fractures in these lower-pressure events,” Kennett said. “And we did this because we wanted to compare it with what we have in the shock-fractured quartz in the Younger Dryas Boundary, to see if there was ...