10.31

1️⃣We cannot emphasize the importance of protecting our eyes too much.我们再怎么强调保护眼睛的重要性也不为过。 2️⃣ It is universally acknowledged that trees are indispensable to us.全世界都知道树木对我们是不可或缺的。 3️⃣ An advantage of using the solar energy is that it won't create(produce)any pollution.使用太阳能的优点是它不会制造任何污染。