第二类：表示益处/害处
益处
It has the following advantages.

用于列举某事物的好处，后跟具体的优势列表。
例句：Studying abroad has the following advantages: exposure to new cultures, improvement of language skills, and the development of independence.
It does us a lot of good.

用于说明某事物对我们有很多好处，强调积极影响。
例句：Regular exercise does us a lot of good by enhancing our physical health and mental well-being.
It benefits us quite a lot.

用于强调某事物带来的益处，强调其价值。
例句：Eating a balanced diet benefits us quite a lot by reducing the risk of chronic diseases.
It is beneficial to us.

用于说明某事物对我们有益，强调其正面效果。
例句：Investing in education is beneficial to us as it leads to better career opportunities and personal growth.

It is of great benefit to us.

用于强调某事物带来的极大益处，强调其重要性。
例句：Access to clean water is of great benefit to us, as it is essential for maintaining good health.
We have good reason to believe that…

用于提出一个基于充分理由的信念或假设。
例句：We have good reason to believe that the implementation of this policy will lead to a reduction in traffic congestion.
害处
It has more disadvantages than advantages.

用于比较某事物的不利方面和有利方面，强调不利方面更多。
例句：Frequent use of social media has more disadvantages than advantages, such as the risk of privacy breaches and the spread of misinformation.
It does us much harm.

用于说明某事物对我们有很多害处，强调负面影响。
例句：Exposure to secondhand smoke does us much harm, increasing the risk of respiratory diseases and lung cancer.