l        前进类（用来论证好的方面）
1. benefit from 从……当中获益
例句：Many children who suffer from this illness will benefit from the new treatment().【主语一般为人，宾语一般为物】
详解：这个句型与is beneficial to …(对……有益)的主语和宾语正好相反。有时还可以把它们放在文章不同位置交替使用，来实现句式的多样化。
例句：Confucius' thought is beneficial to mankind. 孔子的思想有益于全人类。
例句：However, these habits are beneficial to my body.不过这些习惯是否有益于我身体。
2. Invest in 对……投资
例句：Let's invest in our people without leaving them a mountain of debt.
近义词汇：subsidize/sponsor/allocate to
反义句型：withdraw/suspend the funding of…中止对……的投资
例句：That money is used to subsidize /sponsor /allocate everything else.
例句：Japan withdrew the funding of Africa.
3. Promote the development of…促进……的发展
例句：This championships will surely promote the development of basketball.
详解：近义句型：facilitate the development of…/is a main contributor to….
例句：Soil erosion is a main contributor to water pollution.
4. Boost efficiency / productivity 提高效率/生产率
例句： The language can simplify projects, reduce costs and boost efficiency.
近义句型： enhance efficiency / productivity
例句： We should constantly improve our own skills, in order to enhance efficiency.
我们应该不断提高自身技术水平，以提高工作效率。
5. Play a vital role in 在中起关键作用
例句：Farmers play a vital role in China. 农民在中国发挥关键作用。
详解：近义句型：play a crucial/essential role in…
例句：The government plays a crucial role in the housing market.
政府在房地产市场扮演重要角。
6. Enrich one’s social/academic/professional experience 丰富……的社会的/学术的/职业的经历
例句：Working for a period before going to university can greatly enrich students’ social experience and make them more capable in university. 上大学之前工作一段时间的话，能够很大程度上丰富学生们的社会经历，也能使他们在大学里更加有作为。
详解：近义句型：expand one’s outlook/vision 开阔某人的视野（真的不建议大家再频繁使用broaden one’s vision那个早已被用滥的句型了。）
反义句型：limit/restrict one’s vision限制某人的视野
例句：It will limit your vision if you know nothing about a second language. 不懂第二外语会限制你的视野。
7.Keep society safe and stable保持社会稳定
例句：Harmony keeps society safe and stable while conflict disturbs social order.
和谐能保持社会稳定而冲突则扰乱社会秩序。
详解：近义句型：maintain social stability
例句：We strive to maintain social stability. 我们努力维护社会稳定。
8. have a duty / obligation to do…有责任做……
例句：We have a duty to help the poor. 我们有义务去帮助穷人。
近义句型：be obligated to do sth. / be accountable for
反义句型：be exempt from doing sth.被免除某种责任，比如 paying taxes
例句：你被免除了缴税的责任。You are exempt from paying taxes.
9. relax their bodies and ease their minds 让人放松身心
例句：Children need time to relax their bodies and ease their minds. 孩子们需要时间来放松身心。
近义句型：afford (提供给) sb. entertainment and pleasure
比较：recreational activities/activities 休闲活动
例句：The school offers many recreational activities for the students.该校为学生提供了很多“娱乐”活动。
10. be based on…基于……
例句：Friendship should be based on (upon) mutual respect.友谊是基于彼此的尊重。
近义句型：lay the foundation for…/lay the groundwork for…为……打好基础
例句：We can lay the foundation for long-term economic growth in both of our countries.
我们能够为我们两国长期的经济增长奠定基础。
11. generate employment opportunities 创造就业机会
例句：This company generated many employment opportunities for Beijing.
这个公司为北京市创造了很多就业机会。
近义句型: stimulate the job market
反义句型：reduce employment opportunities
The economic crisis reduced employment opportunities.经济危机减少了就业机会。
12. be less time-consuming and more economical 省钱又省时间的
例句：Advertising makes our shopping experience less time-consuming and more economical.
广告让我们的购物体验更省时省钱。
近义句型：be more efficient and cost-effective
例句：我们应该教育员工更有效，有成本效益的进行工作。
We should educate our workers to be more efficient and cost-effective.
13. relieve one’s academic/financial/psychological burden减轻某人的学业、经济、心理负担
例句：Part-time jobs help students to relieve their financial burdens.
兼职工作帮助学生们减轻经济负担。
类似用法：relieve poverty/pain/traffic congestion  减轻贫困/痛苦/交通阻塞
例句：This kind of medicine can relieve patient’s pain.这种药物能够减轻病人的痛苦。
14. fulfill/exert one’s potential发挥人的潜力
例句：老师应该发挥每位学生的潜力。
proliferationThe teacher should fulfill every student’s potential.
近义句型：achieve one’s potential
反义句型：restrict one’s potential限制某人发挥潜力
例句：他们限制自己发挥潜力。They restrict themselves’ potential.
15. Remove the barrier for为（发展，交流等）消除障碍
例句：Machine translation has removed the barrier for communication between people who do not share the same language.机器翻译为讲不同语言的人之间的交流消除了障碍。
反义句型be an obstacle to 对什么造成阻碍
例句：That is the greatest obstacle to authority. 这是对权威的最大障碍。