初级 1 - 语言组件

used to say that something happening, existing, etc. depends on another thing happening, existing, etc.

used in making a comparison between two things or persons

used to say that something is happening at the same time with another

used to emphasize that how much or how intense something is by talking about what happens as a result

at some point subsequent to when something happens

used to indicate that one event happens earlier than another event in time

used to introduce a statement

used to express that something happens continuously from the beginning to the end of a period of time

used to express an estimated number, time, or value

used to indicate the means of doing or achieving something

on or to a place beyond the borders of something

used to indicate that something or someone is located in, happening within, or moving into the inner part of something