There is one mistake In each sentence. Find, circle and correct the mistake

II. There is one mistake In each sentence. Find, circle and correct the mistake.
(sửa lỗi)
1. My parents will to give us lucky money in red envelopes.
2. In New Year’s Eve, each family kills a rooster.
3. Before Tet, my mother go shopping to buy some new clothes.
4. April is the hotter time of the year in Thailand.
5. People have a lot of firework at Tet.
6. I write again soon to tell you more!
7. Children should fight each other at Tet.
8. They believe that the first footer decides the family’s lucky.