How to write a short birthday greeting to primary school students?

As follows:

1, this day is your happiest day, this day is your happiest day.

2. I pray that in your heart, good flowers will bloom forever, good scenery will always be there, and good luck will always fill your mind! Happy birthday!

3. Happy birthday, friend.

4. I wish my friends miss you and have a happy birthday. Good things chase you and troubles avoid you.

A greeting, a blessing, all wishes, a happy life and a safe life. Happy birthday!