are these correct, please help, thanks.

[scott833]

1) The stranger held me by my shoulder and help me walk when i was drunk.
2) The stranger held me and help me to cross the street.

[bhaisahab]

1) The stranger held me by my shoulder and helped me walk when I was drunk.
2) The stranger held me and helped me to cross the street.

Bhai.

[Ikramullah]

There is tense problem in your sentences.