Which sentence contains an infinitive or infinitive phrase?
A. That ball is rolling down the street toward us.
B. The suitcase to pack is under the bed.
C. Ballroom dancing is fun with a partner.
D. Should we bring these towels to the beach?

Which sentence contains an infinitive or infinitive phrase?
A. Weren't you going to finish that song?
B. Save some of that cornbread for me.
C. Starting tomorrow, I'm turning over a new leaf.
D. To me, that's the best story in the world.