我写的这段话有没有语法错误,

题目

我写的这段话有没有语法错误,
Last Friday,I had a ridiculous day.my friend Mark was came to ShenZhen see me,He let's me meet him at the airport.Mark is my best friend.I was very exciting.On Friday morning,I felled a little sick and I was pretty busy.Untill 12 PM,Mark called me.He was waiting for 10 minutes downstairs."Oh,my God!I completly forgot",I shouted.After a few minutes,I bought him to my house.He was complain to me."Everthing is so expensive in ShenZhen","It's cost 50 yuan to by taxi from airport".
错误是很多，没有办法，都好久没有用过英语了，麻烦各位指出来哈。

答案

我是英语老师,帮帮你.
Last Friday,I had a ridiculous day.My best friend Mark would come to Shenzhen to see me.He asked me to meet him at the airport.I was very
excited.But on the morning of that day,I felt a little sick and I was pretty busy.At 12 a.m,Mark called me.He had been waiting for 10 minutes downstairs!“Oh,my God1I comoletely forgot it.”I shouted.After a few minutes,I brought him to my house.He complained to me "Everything is so expensive in Shenzhen.It cost me 50 yuan to be here by taxi from the airport.".