Don't underestimate the silent and low-key wild fruit trees on the roadside, they are a precious natural heritage given to us by nature. Since the advent of human beings, wild fruits have been one of the main food sources for human survival. With the development of agricultural technology development, some of them have been domesticated into high-quality fruits, such as the kiwi which is now popular in the market, and it was also a wild fruit in the beginning. However, most of the wild fruits are silently hiding in the forest or have been destroyed, and we need to develop While using them, jointly protect these wild fruit tree resources. What does this text emphasize? ['Wild fruit trees are our precious heritage.', 'Wild fruit trees need to be domesticated to become high-quality fruits.', 'We should attach importance to the cultivation and development of wild fruit trees while strengthening protection.', 'Wild fruits are one of the main food sources for humans.']