12. 第十二篇 How Technology Helps People（下）讲解音频

第十二篇 Caring for the Five Senses（下）

Nowadays, we use cell phones to call anyone anywhere in the world. And we send email to people instantly thanks to the internet.

重点词汇：instantly立刻；马上

In the past, traveling short distances took a long time. People either walked or rode on a horse. Now ,most people own cars. They can drive long distances in short period of time. And people can even fly around the world on airplanes now.

短语搭配：either…or…要么..要么