题目内容：

假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误，每句中最多有两处。错误仅涉及一个单词的增加、删除或修改。增加：在缺词处加一个漏字符号（Λ），并在其下面写出该加的词。删除：把多余的词用（\）划掉。修改：在错的词下画一横线，并在该词下面写出修改后的词。

注意：1. 每处错误及其修改均仅限一词：

2. 只允许修改10处，多者（从第11处起）不计分。

Dear Tom，

How time flies！Next week is your birthday. Happy birthday for you！I've sent you a can of tea as a gift，which I hope you will like it. Now I will introduce Chinese tea culture to you.

Chinese tea has history of more than 4，000 years. General speaking，there're many kind of tea in China，including green tea，red tea and so on. Drink tea has many benefits. For example，it can make people relaxing. Besides，it has been proved that tea was beneficial to people's healthy. No wonder that tea is become increasingly popular with people around the world.

I hope you will love Chinese tea and tea culture. Happy birthday！

Yours，

Li Hua