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5处语言错误，每句中最多有两处．每次错误仅涉及一个单词的增加、副除或修改．

增加：在缺词处加一个關字符号（∧），并在其下面写出该加的词．

删除：把多余的词用斜线（\）划掉．

修改：在错的词下面划横线，并在该词下面写出修改后的词．

My name is John Smith．I am from Australia．I've just leaved HongKong for Jingmen on a train．I have arrived in China three days ago．

It's my second time to visit China．I had caught a bad cold before arrive in China．I saw a doctor in Hong Kong，the doctor said my temperature was 37.5°C．He asked me have a good rest．

I hope everything will be fine because I am looking forward for hanging out in Jingmen soon．