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问题 选择题

青少年正处于长身体的时期，每天应摄入充足的蛋白质。下列食物中富含蛋白质丰富的是

A．牛肉

B．大米

C．黄瓜

D．花生油

答案

答案：A

分析：A、根据牛肉中所含有的主要营养素的种类判断．

B、根据土豆中所含有的主要营养素的种类判断．

C、根据黄瓜中所含有的主要营养素的种类判断．

D、根据花生油中所含有的主要营养素的种类判断．

解答：解：A、牛肉中所含有的主要营养素是蛋白质，所以正确．

B、土豆中所含有的主要营养素是糖类和维生素，所以错误．

C、黄瓜中所含有的主要营养素维生素，所以错误．

D、花生油中所含有的主要营养素是油脂，所以错误．

故选A．

填空题

According to traditional Cherokee beliefs, we are part of (1) . We don’t (2) with it and we’re not trying to (3) it. We are a part of the Great Life. And within the Great Life, there are three great Laws of Nature, which tell us how we have to live in (4) with everything else. The First Law of Nature is that you don’t take any life without real (5) . So we shouldn’t (6) needlessly. We believe everything is alive, including animals, plants and (7) . And so to us, taking the life of a plant is just as grave a 8() as taking the life of an animal. The Second Law is that everything we do should (9) the Great Life. And everything we do (10) the Great Life, and everything that (11) within the Great Life affects us. So it’s very important that what we do will not (12) other parts of the Great Life. The Third Law basically is that we don’t (13) where we live. And where we live is not our (14) , small community. It’s this (15) . We don’t pour chemical (16) down the drain because they all wind up in the water. It might seem a little difficult to live by those three laws in this (17) society. But there are still a lot of things that we can do to bring these laws into our lives, such as (18) , using the (19) as little as possible, and (20) gardening.
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问答题

有的城市旧城改造，把一种文化底蕴都改变了。对此，你有何体会？
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