it is a person who studies or has mastered the field in science, it is a situation, person, or thing that needs attention and needs to be dealt with or solved, to see, watch, notice or perceive something , it is a means of solving a problem or dealing with a difficult situation, it is a series of actions or steps by step taken in order to achieve a particular end.

Activity 1

由
列印
嵌入

排行榜

隨機卡是一個開放式範本。它不會為排行榜生成分數。

視覺風格

選項

切換範本

恢復自動保存: ?