Câu hỏi về câu ví dụ, định nghĩa và cách sử dụng của "Improvements"

Q: Đâu là sự khác biệt giữa Improvements to Lotus Restaurant have nearly doubled the size of the seating area. và Improvement to Lotus Restaurant have nearly doubled the size of the seating area. ?

Q: Nói câu này trong Tiếng Anh (Mỹ) như thế nào? Improvements in health care are directly related to advancements in medical science

Q: Improvements in medical technology will eventually make our economy healthier. If millions of people got sick because of a pandemic, no one will eat out, or go shopping for fear of being coughed to their faces. This circumstance will lead to a static economy. People won't be able to go to work. They will work at home remotely. They don't use cars, trains and taxies. They don't buy even their outfits. Clothing stores will go bankrupt, and other shops will do as well. cái này nghe có tự nhiên không?

Q: Agree or disagree : Improvements in medical technology are always beneficial to society?
I agree that Improvements in medical technology are always beneficial to society. As you know, COVID-19 is spread all over the world. The vaccine is needed, but no country has not developed it yet. Many people are dying around the world. Here are the reasons why I agree with this theme.
First, we cannot live longer without improvements. As time goes by, the environment has also changed. There's a lot of problems like global warming, ozone depletion, the emergence of dioxin. While coping with these issues, new diseases are appearing. The main reason is that they polluted the air that we inhale every day. We tend to get sick easily by inhaling such polluted air. This means that we need new strategies for them.
Second, vaccines have prevented us from getting serious illnesses, like measles. So many people died due to such heavy sickness. This was crucial damages for people. cái này nghe có tự nhiên không?

Q: Improvements in diet and lifestyle may be responsible for rise in life expectancy. cái này nghe có tự nhiên không?