arrow keys - move the cursor up,down,right or left, caps lock key - changes the text to capital letters, delete key - removes letters or words, escape key - cancels the current process or program running, return or enter key - starts a new line, shift key - changes one letter to a capital or punctuation mark, or gives another option, tab key - advances the cursor to the next tab stop,

Parts of a computer

由
打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？