仿照例子，用所给单词的适当形式填空。
Model: am → Yesterday I was at school. Now I am at home.
1. walk → I often __________ to school. Yesterday I __________ to school.
2. look → I often __________ at a map. I __________ at a map yesterday.
3. talk → I often __________ to Jenny. Yesterday I __________ to Jenny.
4. play → I often __________ with a ball. Yesterday I __________ with a ball.
5. like → I often __________ to eat noodles. Yesterday I __________ to eat rice.