Who worries what they will look like when they are older?

Bucky. He's already self-conscious.

Who hogs the blanket?

Bucky again. He has a lower body temperature due to his arm. Steve doesn't mind since he's normally too warm anyway.

Who eats the others uneaten pizza crusts?

Steve. Definitely Steve.

Who is more likely to cry over a sad book or movie?

Bucky. He denies it though. Makes up excuses like "allergies". Steve knows the truth though. Bucky's a softie.

Who talks smack while playing video games?

Definitely Steve. He shocks the other Avengers. They had never heard him swear so much until they played Mario Cart.

Who sings along with the radio?

Steve. Bucky smirks at him and eventually joins in with him.

Who would enter them both into a talent show?

Steve again. Just to be an ass though.

Who would accidentally set the kitchen on fire while cooking?

Again. Steve. He's an awful cook.

Who would throw the other into a pool?

So many of these are Steve! He likes to be an ass.

Who shops for groceries?

Bucky. He enjoys the walk to the store.

Who kills the spiders?

Bucky. Steve is ridiculously afraid of them.

Who is the morning, person?

Steeeeeeeeeve.

Who is the night, person?

Bucky. He doesn't like to sleep for obvious reasons.

Who PROPOSES?

Steve. He'd be extremely cheesy about it too. He'd plan a whole speech.