Напишите пожалуйста правильно

1)They celebrating Christmas with friends.
2) They decorate the house at the moment
3)He is often wearing jeans
4)My dad makes cakes for the party today
5)We has a party today

1) They celebrate Christmas with friends. (это обычное действие, Present Simple)

2) They are decorating the house at the moment. (Present Continuous, так как действие происходит в момент речи)

3) He often wears jeans. (обычное действие, Present Simple)

4) My dad is making cakes for the party today. (Present Continuous, так как действие относится именно к сегодняшнему дню)

5) We are having a party today. (Present Continuous, так как действие относится именно к сегодняшнему дню)