Problem: How does the sentence end?

At school, Robert is always going to the principal's office, while Christopher never does, so
Answer: Christopher is a good student.

Problem: How does the sentence end?

The janitor tried to clean the mirror with the spray but the
Answer: mirror was too dirty.

Problem: How does the sentence end?

The butter spilled out of the jar in which James was pouring it. The
Answer: butter is too much.

Problem: How does the sentence end?

The kids tried to catch the snake, but not the rabbit because the
Answer:
rabbit is more mundane.