Problem: How does the sentence end?

Brian decided to use a rake instead of a shovel for the leaves because the
Answer: rake grabbed them.

Problem: How does the sentence end?

Katrina grew up to be more fit than Kayla because
Answer: Katrina would always eat all their vegetables.

Problem: How does the sentence end?

The oil made a bigger mess on the floor than on the grass because the
Answer: grass was porous.

Problem: How does the sentence end?

Robert took a long time to get through airport security but not Adam since
Answer:
Adam luggage was properly packed.