Rolled on a keyboard,the tears are not forgotten...

Rolled on a keyboard,the tears are not forgotten... A question about keyboard operatorWhere is colon on the keyboard on-screen keyboard 是什么 rolled rolled rolled keyboard .. keyboard We type on the___and print with the_____.A.mouse,cursor B.screen,printer C.keyboard,printer There are many_____________(键)on the keyboard a rolled-up newspaper 是什么意思,中文翻译? dose a computer have a keyboard? It’s a keyboard.写问句. She is a keyboard operator变为复数 I'm a keyboard operator.汉语怎莫说? 英语改错：I’m a keyboard operater I'm a keyboard operater.改错 i am a keyboard operator.i operate keyboard.这么说行吗?看新概念看到的keyboard operator