Ahh I don’t think you need to change anything because pushed is a past tense.
Answer:
During his rides with Sancho Panza, Don Quixote tilted at, or jousted with windmills because he thought they were giants. When he saw thirty or forty windmills in his path, he believed them to be 'hulking giants. ' And so the chivalrous 'knight' lowered his lance and charged.
Explanation:
