Jawaban:

1. If there was another paragraph for each text, it would likely provide more details about the buildings. In the case of The Giant Glass Slipper Building, the paragraph could discuss the specific location of the building and its surroundings, as well as provide more information about the process of designing and constructing the building. For Casa Terracotta, the additional paragraph could discuss the history and cultural significance of the town of Villa de Leyva, as well as provide more information about the interior design and furnishings of the building.
2. If my friend had the chance to visit one of these buildings, I would like to ask him/her about their overall impressions of the building, including its aesthetic appeal, functionality, and any unique features that stood out to them. I would also like to ask about the experience of visiting the building, such as any challenges they may have encountered or interesting facts they learned from the tour guide.
3. In my surrounding area, there are several buildings that have been built using natural, eco-friendly materials. One example is a community center that was constructed using recycled wood and other sustainable materials. The walls are made of rammed earth, which is a mixture of clay, sand, and gravel that is compressed and hardened to form a solid structure. Another example is a private residence that was built using adobe bricks, which are made of clay and straw and are a traditional building material in many parts of the world. The roof is made of thatch, which is a natural material made from grasses or other plant fibers. Both of these buildings are designed to be energy-efficient and environmentally sustainable.