Had To
had to (do) گذشتهٔ have to است، یعنی «مجبور بودم/شدم»: I had to hitchhike. «مجبور شدم اتواستاپ بزنم.» نکته: منفیِ گذشته didn’t have to = «مجبور نبودم» (لازم نبود). had to have + p.p.