Problem: How does the next paragraph end?

How to get rid of freckles 
Use lemon juice. 
Lemon juice is a natural bleaching agent that can be used to make freckles look lighter and disappear. It works best on natural freckles, rather than freckles caused by sun exposure, since those tend to be darker and less uniform in appearance.
A: Buy a few fresh lemons and squeeze the juice into a bowl. You can also use pre-squeezed lemon juice.

Problem: How does the next paragraph end?

How to make a brick kiln 
Decide on your kiln's measurements. 
This may be determined by the size of your kiln shelf or how much space you have for a kiln. 
Find the wind's direction for your kiln.
A: Plan to build the kiln so the wind can enter into it from the top. Put down a layer of dirt in your kiln's location.

Problem: How does the next paragraph end?

A couple of people are playing the game of pong. they
A: throw balls, trying to get them into cups.

Problem: How does the next paragraph end?

How to keep cats out of your yard 
Use a cat repellent to prevent cat litter. 
These mixes are the best option against cats that use your garden as a litter box, and are available at most pet stores and on the internet. Shake the granules or spray the concentration near garden beds that are used as litter boxes.
A:
The cat repellent usually uses predator scents to scare the cat into finding a new territory. Choose a non-toxic formula to reduce risk of hurting pets, children or plants.