Reflexive Pronouns

Which reflexive pronoun works in the sentence?

She ate the pizza all by _________.

• herself

• himself

• themselves

They walked to school by ____________.

• themselves

• himself

• herself

He cooked dinner all by _________.

• ourselves

• herself

• himself

We made __________ lunch.

• themselves

• himselfs

• ourselves

The skateboard stopped all by __________.

• themselves

• itself

• ourselves

I enjoyed _________ when I went to the park.

• myself

• himself

• themselves

You should make __________ a cookie.

• themselves

• myself

• yourself