关于七年级英语新概念英语的句子，综合多个版本教材中的经典例句整理如下：

一、生活类常用表达

日常交流

- This is your umbrella and your coat.

- I beg your pardon.

- How's your day going？

购物场景

- What size do you need？

- Can I try this on？

- That's a beautiful dress.

二、自然与季节

季节特征

- The leaves turn yellow in autumn.

- The sky is blue on a sunny day.

自然现象

- The sound of rain is soothing.

- The wind blows gently in spring.

三、情感与哲理

鼓励与激励

- Those who keep themselves strong will eventually succeed.

- Overcome fear, not shrink.

- Get over yourself.

人生感悟

- The world puts off its mask of vastness to its lover.

- It's not the years in your life that count. It's the life in your years.

四、学术表达

利弊分析

- The car tempts people further out and then gives them the problem of getting back.

- It creates and then it destroys mobility.

文化差异

- Humor is largely dependent on one's upbringing.

- What's considered polite in one culture may be rude in another.

注：以上句子综合了新概念英语第一册至第三册的经典内容，涵盖日常对话、自然描写、情感表达及学术用语，适合七年级学生掌握基础英语表达。