There is no grace period for H1B. You can change your status to H4 if your sponse has H1B. If that's not an option for you, consider F1 or B2.
s*4
3 楼
find a language school in your local area. They can give you I20 in 2 weeks. once you filed H1-B to F1 transfer, you should not be count as out of status.