According to Ba’al Haturim on the Torah (Bereishis 3:12), Chava hit Adam Harishon until he ate from Etz Hada’as:
היא נתנה לי מן העץ ואוכל, לפי הפשט שהכתני בעץ עד ששמעתי לדבריה.
He must have been strong enough to resist, however, otherwise he wouldn’t have been punished…