12 Reptiles, cold-blooded animals with backbones, ______ from amphibians about 340 million years ago.
(A)devolved
(B)evolved
(C)involved
(D)revolved
詳解 (共 7 筆)
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爬蟲類,具有脊椎的冷血動物,大約由3.4...
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Reptiles, cold-blood...
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Reptiles, cold-blood...
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evolved from amphib...
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12 Reptiles, cold-bl...
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(A) 下放devolved (B) 進...