英语翻译Spring is here.Spring is here.How do you think I know?I

英语翻译
Spring is here.
Spring is here.
How do you think I know?
I just saw a bluebird.
That is how I know.
Spring is here.
Spring is here.
How do you think I know?
I just saw a bee.
That is how I know.
Spring is here.
Spring is here.
How do you think I know?
I just saw a frog.
That is how I know.