题目内容：

英语语法改错急
You have to had a passport to go on a trip abroad.
Barry must work overtime a couple of days last week.
John should be possible to use this computer.
You ought to talking full responsibility for this blunder.
I must send this application form by the way after tomorrow.
Someone must has opened this envelope while I was away.
The presentation will have began by the time you arrive at the conversation halll.
Since you habe plenty of time until the deadling,you don't have to be in such a rush.