Fill in the gaps with the correct words.

There are four ... in a year. In many places, the weather ... during the year. These changes are ... seasons. Each season ... changes. It is ... for animals and ... that live in ... parts of the ... . When it is summer in the north, it is winter in the south. There are only two seasons in the South and ... Poles. There are "wet" and "dry" seasons in the ... places near the Earth's equator.