Задание 35 из ЕГЭ по английскому языку: задача 29

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The Orangutan Who Speaks like a Human

Another key piece of the puzzle is ‘vocal learning’, which is the abi- lity to learn new calls. One idea, developed by linguist Professor Shigeru Miyagawa at the Massachusetts Institute of Technology in the US, is that human speech emerged from two different offshoots of animal communication. One is the simple word-like calls primates make. The other is the sentence-like melodies we find among songbirds. Primates don’t speak in sentences and birds don’t use meaningful words, but somehow these come together in humans. 35 ______ the last common ancestor of humans and birds lived 250 million years ago, there’s evidence that they both still share genes that are linked to vocal learning.

1. nevertheless
2. although
3. however
4. still