一般来说，我们将外语学习称为Second Language Acquisition(SLA)【二语习得】。外语的学习过程一般分为五个阶段(Five Stages of SLA)： Preproduction 这是预备阶段，在这阶段的同学就别老想着要张口就来了...
What is China ? The People's Republic of China,commonly known as China,is located in east Asia, and borders 14 nations or any other county in the world. It is the most populous state in the world with a 1.3 billion citizens,while the world's populati...
