My sister's shirt is green.

Many airplanes' wings are filled with fuel.

All the alarms' ringing at once, made my head hurt.

My brother's room is big.

All the potatoes' skin must be shaved off before boiling.

I got one baseball player's autograph at the game.

The dog's bowl was empty.

Many baseball players' autographs were signed at the game.

Many of the students' pens had been broken.

Kim's home is huge!