时间 (When)People like to eat junk food when/before/after they are happy, sad or worried.
地点(Where)I prefer eating in Chinese restaurants where I can enjoy the Chinese way of life
状态描述 (What)It is a belief that …
it is wonderful/terrible experience that… /for sb to…(learn more about myself, see the world in a new way, change the way people work, learn, behave)
Food is life for sb to do sth
Chicken soup is a good cold remedy.
Soccer is one of most important games in the world
No one could work with greater intensity than Edison.
It is hard to imagine what life today would be life without computers.
A plays important/great part on (change the way people work, learn, behave, Communicate/the way of living/ the crime rate)
数量/程度 (How many/much)
There are seismic changes in the way people communicate/talk/behave.
There's been a tremendous improvement in (socially security) over the last a few years, due to A
经过描述：The government began to think about introducing a new law.
What we eat becomes a part of us
The government decides to introduce a new law to …
A study in 2002 showed that…
It has been found that…
According to a group of specialists who carry out…
About/more than/less than 40% of the restaurants in this city is local.
解释展开：(就是把你说的第一句话，再进一步说清楚)如：Food is life.
解释It gives people the nourishment we need to stay alive and be healthy.
如：people enjoy variety of sports in the USA(主题句)
分例1in warm weather, people enjoy water sports….
分例2When the first snow comes, people delight in freezing fun…
分例3Americans also enjoy indoor sports whatever the weather…
如：Internet changes the way people communicate with each other(主题句)
实例I remember when I was a kid, I wrote people letters. Now it’s not the same, you know, just sitting home before my laptop and chat with people all over the world through the internet.