Idioms for happiness/sadness

what idiom is this?

The child was thrilled ............ to have her photo in the paper.

I felt as if I was floating .... air as I ran down the hill into his arms.

• in

• on

• at

Why does Marti look so out of ........ today?

what idiom is this?

Don't make such a fuss. It's not the ...... of the world!

• end

• finish

• final

Your telephone call has really ..... my day!

what idiom is this?

Stereotypically, happy footballers say that they are ..... the moon.

Jill said she was on cloud ........ and Jack agreed that he was in .......... heaven.

• nine/seventh

• ninth/seven