To make my question more understandable, I quoted a student's essay. I have emphasized the instances in bold type. I feel confident enough to tell the difference with some but less so with others. Since my confidence is probably based on my limited knowledge, I have highlighted all of them for the sake of clarity.
There are many language errors. I did't correct them because I want to present it the way it is and am afraid that I might misrepresent their ideas. However, if you find it annoying, I would be very pleased to do so. Thanks for your time and efforts.
Factories shouldn't be closed to improve air quality
In recent years, ... More and more factories have been built in China for economic development. Some people hold that we should shut down these factories to improve the country's air. However, I can't agree with them.
On the one hand, shutting down factories would hinder economic growth and leave many people unemployed. This step can only reduce the emission of air pollutants temporarily. [...] These factories are an important part of industrial production. Without them the manufacturing industry cannot continue to function. […] How can they survive in society without jobs? […]
As far as I am concerned, closing factories can not reduce the emission of air pollutants fundamentally …."