1. eliminated= to get rid of something that is not wanted or needed

e.g. Many infectious diseases have been virtually事实上 eliminated.

e.g. eliminate something from something: He has had to eliminate dairy products from his diet.

2. auditory= relating to hearing

3. comprehension= the ability to understand something

e.g. The students stared at me without comprehension.

e.g. We have no comprehension of the traumas these children have suffered.

e.g. beyond (someone’s) comprehension (=impossible for someone to understand): Such acts of cruelty are beyond the comprehension of most people.

4. 代词 It, This,注意区分使用 

5. be prone to 

e.g. People are prone to use iphone in China.

6. 第二主段开头可用 As well 

7. promote-promoting