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One of the most famous s1. to study adaptations (適應(yīng)) was Charles Darwin. He was born in E2. in 1809. He wasn’t the best student in his school, but when he was 16, his father sent him to a medical school. Charles liked spending time outdoors observing nature more than attending medical classes. He dropped out w3. graduating.

Next, Charles’s father sent him to school to become a minister (牧師). This time he made it to graduation. But he didn’t want to do the work of a minister. His friends e4. him to follow his interest in science.

After graduation, Charles was invited to sail on the Beagle as an unpaid scientist. He wasn’t the first choice, but he was the lucky one to go. The Beagle was to travel to South America and then a5. the world. The crew' s task was to make maps of the places they visited.

On D6. 27th, 1831, Charles Darwin sailed from England on the Beagle. The trip was planned to last two years. In f7. , it lasted five. During this time, he saw many a8. things. He collected lots of plants and animals and took them back to England to study.

Twenty-three years later, Darwin p9. an important scientific paper with another man n10. Wallace. Darwin described how some animals have adaptations that help them survive. They are passed on to offspring (后代). Darwin’s ideas about adaptations are still very important to the study of living things.

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