Humans and chimpanzees diverge from a common ancestor about 10 million years ago.
举一反三
- Humans and chimpanzees diverge from a common ancestor about two million years ago.
- Humans and chimpanzees diverge from a common ancestor about six million years ago. A: 正确 B: 错误
- 中国大学MOOC: However, whether such a sense of fairness evolved independently in capuchins and humans, or whether it stems from the common ancestor that the species had 35 million years ago, is, as yet, an unanswered question. 这个句中的主语从句有几个？
- When was the man in New York A: About two years ago. B: About one year ago, C: About three years ago.
- When did hunting for animals become out of date for our forefathers A: About a million years ago. B: About 10,000 years ago. C: Several thousand years ago. D: The answer is not given.