如果我的OPT是在6月份过期，即使我有一个offer，如果当年的H1B用光了。那7,8，9三个月是不是一定要回国去？还是可以在美国境内等新的H1B。

MM has 3 month gap. Either you have to go back to China and apply for H1B visa from there after the gap is over or change your visa back to F1 during the gap (register at a local school).

Thanks a lot