Problem: How does the next paragraph end?

How to build a fence
Know the lingo.
Posts are the vertical support beams that are embedded in the ground. Rails are the horizontal supports that are attached to the posts.
A: Boards or slats are the main material of the fence and can be either horizontal or vertical: they are attached to both the posts and rails. Consider at the function of the fence in order to decide on the material.

Problem: How does the next paragraph end?

How to write an introduction to a book
Summarize or outline the book.
If you have an outline, pull it out to use in your introduction. If you don't have an outline, go chapter by chapter and write a short, paragraph-long summary of each chapter as your outline.
A: Think about your main ideas as you are writing notes for your introduction. Sketch out the overall themes of your book, so you have them ready.

Problem: How does the next paragraph end?

How to dull chrome
Purchase a plastic scouring pad.
Scouring pads can be purchased at most grocery stores or online. You can also use a very fine sandpaper from a hardware store to dull your chrome.
A: Scouring pads can also be used to remove the greening of chrome. Press the pad against the chrome and scrape it in one direction.

Problem: How does the next paragraph end?

How to defrost bread
Thaw out as many slices as you'll need.
If you're only going to use a portion of your sliced bread, it's best to defrost that portion only. Thawing out an entire loaf of sliced bread when you only need a few slices will require you to either consume the rest of the loaf or refreeze it.
A:
Refreezing bread repeatedly can dry the bread out, making it hard and/or stale. Set aside as many slices as you'll need to defrost and save the rest in the freezer.