Cách sử dụng
"As" is a word that can be used in different ways depending on the context. Here are some examples:1. Comparison: You can use "as" to compare two things or people that are similar in some way. For example, "My sister is as tall as me" means that we are both the same height. 2. Time: "As" can also refer to a specific time or period. For instance, "As I was getting ready for bed, I heard a knock on the door." It indicates that the speaker heard the knock while they were in the process of getting ready for bed.3. Reason: Sometimes, "as" is used to explain why something happened. For example, "As he was feeling sick, he decided to stay home." It means that he stayed home because he was not feeling well.4. Function: "As" can also be used to talk about the function of something. For example, "I used a fork as a tool to open the box." It means that the speaker used a fork for a different purpose than it was intended for.In summary, "as" is a versatile word that is often used in comparison, time, reason, and function.