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问题 解答题

一年级有96名学生，二年级学生的人数比一年级的2倍还多17人，三年级学生的人数是一年级的3倍。

（1）二年级有多少人？

（2）三年级有男生146人，女生有多少人？

答案

（1）96×2+17=209（人）

（2）96×3-146=142（人）

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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单项选择题

斯坦克尔伯格模型反映了（）.

A.先行者优势

B.后发制人

C.比较优势

D.成本优势
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