Last holiday i went to paris. I visited museums and sat in public gardens. A friendly waiter taught me a few words of french. Then the lent me a book. I read a few lines, but i did not understant a word. Every day, i thought about postcards. My holidays passed quickly, but i did not send any cards to my friends. On the last day i made a big decision. I got up early and bought thirty seven cards. I spent the whole day in my room, but i did not write a single card.
What is the tenses used in the text above?