[Q]: How does the sentence end?

The girl poured the powdered milk from the box into the glass of water. The

[A]: water was wet.

[Q]: How does the sentence end?

Matthew was helping Leslie download a new security update on their computer for

[A]: Matthew knew how.

[Q]: How does the sentence end?

Erin had roofing installed for Christine's apartment yesterday because

[A]:
Erin was the landlord of the apartment.