to do certain physical or mental activities in order to achieve a result or as a part of our job

工作, 劳动
a number of things or people that have some sort of connection or are at a place together

组, 群
a thin and flat material made of wood that people usually write, print, or draw on
to move something like a window or door into a position that people, things, etc. can pass through or use

打开, 敞开
a set of printed pages that are held together in a cover so that we can turn them and read them

书籍, 书
(objective first-person singular pronoun) used by the speaker to refer to themselves when they are the object of a sentence

我, 我自己
(second-person possessive determiner) of or belonging to the person or people being spoken or written to

你的, 您 的
to move something like a window or door into a position that people or things cannot pass through

关, 关闭
