英语：unit2 people on the move-reading学案（牛津译林版选修10）

Unit2 ●Reading学案

1. In this edition of American Living, we are looking at some population trends in the USA. (P18) 在这一版的《美国生活》中，我们讨论美国人口趋向。

1). trend

noun [C]
1 a general development or change in a situation or in the way that people are behaving:趋势；
There's been a downward/upward trend in sales in the last few years.
2. a new development in clothing, make-up, etc: 流行趋势、时尚；
The trend at the moment is towards a more natural and less made-up look.

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