one day mon said to me "i love you. son"

　　i was very happy that day and went to school.

　　6 o'clock in the afternoon, i went back home.dad was also back and there was a big cake on the table.

　　i asked him "why there is a cake? can i eat it?"

　　dad answered "no.mom should eat first."

　　"why?"i asked again.

　　"because it's your mom's birthday"

　　then i remembered mom said "i love you" to me in the morning.

　　it was mom's birthday,but i didn't know that.

　　and she said "i love you"to me.