Поставьте следующие глаголы в Past Indefinite Tense: to think, to teach, to learn, to make, to take, to be, to see, to go, to put, to set, to lose, to become, to improve.

To think thought, to teach,  taught to learn, learnt to make, made to taketook , to be, was to see,  saw to go, went to put,put to set,set  to lose,lost  tobecome, became toimprove. Improved