David and Kevin are classmates. They both go to school by bicyles.
大卫和克文是同学，他们都骑车去上学。

Kevin often goest to David's house after school.They sometimese study together.
克文放学后经常去大卫家。他们有时一起学习。

And they sometimes play games with each other.
他们有时一起玩游戏。

David and Kevin are good friends.
大卫和克文是好朋友。

John and Tom are good friends. They are good friends, too.
约翰和汤姆也是好朋友，他们也是好朋友。

John sometimes go to Tom's house.
约翰有时候去汤姆的家。

Tom has a computer in Taiwan, but John has a computer in America.
汤姆在台湾有台电脑，而约翰在美国有台电脑。

They always talk about computers.
他们总是谈论电脑的事情。