阅读下列短文，并做短文后的题目，从四个选项中，选出能回答所提问题或完成所给句子的最佳选项。 Mr. Ellis is very old. He has seen many changes in his home town. He knows that things are different now. But he never forgets the old days. He likes to talk about them. He often talks about his favourite birds, the robins (欧洲的一种小鸟). 'When I was a boy, these houses were not here. There were wide fields and tall trees. Every spring the robins would come. Thousands of them would fly up to the north from the south. They spent the winter in the south. Some would build their nests (巢) in the trees near our houses. Then people started to cut down trees, and they built more houses. The robins stopped coming. They couldn't build their nests near our houses because there were no trees.' 'Now there are too many houses and too many roads. There are no places for the robins. They do not come any more.' 1. Mr. Ellis often talks about _______. [     ] A. his old house B. the old days C. his life now D. his family 2. The birds, the robins, spent the winter in _______. [     ] A. the south B. the west C. the north D. the east 3. _______ built the nests in the trees. [     ] A. Mr. Ellis B. Some people C. The robins D. Some dogs 4. Then people ______ trees because they wanted to build more houses. [     ] A. cut down B. planted C. bought D. watered 5. From the pessage (短文) we can know that ______. [     ] A. Mr. Ellis likes his new life now B. there were many houses there in the old days C. the robins can make their nests without trees D. Mr. Ellis is not happy with the changes there