五． 名理句型
1） It is usually the case that ***
2） It is plain common sense——the more/less***the more/less***
3） The serious reality had taught us a lesson: not being environment friendly will be avenged mercilessly.
4） As a proverb says/as is known to all/as a popular saying goes, ***
5） I can think of no better illustration than an English poem/adage which goes like this:***
6） The old story of***can serve as a good illustration that***