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（∧），并在其下面写出该加的词。
删除：多余的词用斜线（\）划掉。
修改：在错的词下划一横线，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。
As we all know, traveling can be an excited experience．Let me give you some
advices about the things that you have to pay attention．You can find out more
about your destination by surf the Internet before you set out．You needn’t take too
many money．Though it can be very convenient to pay in cash, using bank cards is
much more reliable．In additional, it will be necessary for you to take an umbrella in
case of it should rain．And if you are to travel abroad, you’d better understand the
cultural differences．Keep this in mind that being politely in foreign countries can
help you had a wonderful trip．