急 求英语书面表达 假设你是李华,收到网友John的一封电子邮件,得知他即将外出旅行.用英语给他回一封电子邮件内容如下:

The tourism is a kind of good activitieshealthful .Go out for a walk can appreciate the scenerybreathe fresh air,still can make friends.before traveling to know the weather to bring.