RHCSA8课堂笔记，第一门课
1. Getting Started with Red Hat Enterprise Linux
2. Accessing the Command Line
3. Managing Files From the Command Line
4. Getting Help in Red Hat Enterprise Linux
5. Creating, Viewing, and Editing Text Files
6. Managing Local Us
初一英语空中课堂专题练习集
英语空中课堂第一讲：名词单复数
一、单项选择
( )1. A cat has four ____ , doesn't it?
A. foots B. feet C. feets
( )2. Can you see nine ____ in the picture?
A. fish B. book C. horse
( )3.I saw many _____ in the street.
A. peoples B.people C.people’s
(
