下面小编跟大家一起了解考研英语每日一句讲解分享，希望对大家的学习有所帮助。
词汇自测
diet, improve , adolescent, height ,pattern, secular ,trend
Part A 真题例句
But as diet and health improved, children and adolescents have, on average, increased in height by about an inch and a half every 20 years, a pattern known as the secular trend in height.
Part B 考题分析
词汇考点总结
1, diet 日常饮食；规定饮食 on diet 节食
to have a healthy, balanced diet有健康和均衡的饮食
a low-fat, salt-free diet 低脂肪无盐的饮食
I decided to go on a diet (= to lose weight) before my holiday.
我决定在休假前节食。
2，improve改进，改善 improvement n.
His quality of life has improved dramatically since the operation.
手术后他的生活质量大大改善了。
a significant/substantial/dramatic/great improvement
重要的 / 实质的 / 巨大的改进
a slight/steady improvement
轻微的 / 稳定的提升
3, adolescent 青少年的，青春期的；青少年
It is important that an adolescent boy should have an adult in whom he can confide.
关键是，青春期的男孩身边应该有一个可以交心的成年人。
4，height 高度，海拔
to be of medium/average height 中等身材
The height of the mountain did not discourage them.
山高并没有使他们泄气。
5，pattern模式，方式；模型，样板；花样
changing patterns of behaviour 行为变化模式
6，secular 世俗的，现世的
Ours is a secular society. 我们的社会是个世俗社会。

secular trend 长期趋势
7，trend 趋势，动向
A downward/an upward trend in sales 销售额下滑/上升的趋势
The trend is being reversed. (= is going in the opposite direction).
这种倾向正在向相反的方向转变。
写作考点拓展
表述数据的介词用法：
From …to… :变化范围
汽车产量从大约生产每月10辆车增长到每月生产约50辆车
Car production increased from 10 cars per month in 1995 to about 50 per month in 2005.
By 增减幅度
汽车生产每月增加50辆.
Car production increases by 50 cars from 1995 to 2005.
Car production increases by 20%.
表示上升：increase , rise (rose ) , grow (grew)，jump，soar，climb
表示下降：decrease, fall（ fell）, drop ，shrink（shrank），slump，decline
句子翻译
但是，随着饮食和健康的改善，儿童和青少年在身高上平均每二十年增长了一1.5英寸，以上模式被认为是身高(增长)的长期趋势。