sentence: I want to be a teacher but I don't know where to begin. I could go to school or shadow a teacher. The OPTIONS:
- school approach would cost a lot.
- shadow approach would cost a lot.
complete: school approach would cost a lot.

sentence: Bill got a new king sized mattress but had to throw out his old queen bed frame because the OPTIONS:
- mattress was smaller.
- bed frame was smaller.
complete: bed frame was smaller.

sentence: The children wanted Angela to babysit instead of Christine because OPTIONS:
- Angela never brought treats along.
- Christine never brought treats along.
complete:
Christine never brought treats along.