Problem: How does the next paragraph end?

How to store fresh green beans 
Use a sharp chef's knife to trim the ends off. 
Remove the knobby ends on the beans by cutting them off with the knife. Trimming off the ends will make the beans more appetizing when you add them to dishes or meals.
A: You can also trim off the tapered ends on the beans if you'd like, though this will not affect the taste or flavor of the beans. Cut the beans into 1 to 2 inches (2.5 to 5.1 cm) pieces.

Problem: How does the next paragraph end?

How to order contacts 
Make an appointment with your optometrist. 
To order contacts, you'll need to get examined by an optometrist and get a prescription. You can either schedule an exam for contacts only or one to be fitted for glasses as well.
A: At the end of your fitting, an optometrist will give you your prescription with all of the information that you'll need for refills. Get a copy of your contact lens prescription.

Problem: How does the next paragraph end?

How to cure a hernia 
Determine whether you're at risk. 
Though hernias can also occur after surgery, inguinal hernias are by far the most common type of hernia. This is the hernia in which a weak point in the abdominal muscles allows internal organs to bulge out of the abdominal cavity.
A: Although anyone can get a hernia, there are certain at-risk groups that are more likely. Men are nine times more likely to get a hernia than women.

Problem: How does the next paragraph end?

How to build a kart racing engine 
Have a clean, dry area to disassemble your engine. 
Remove the stock exhaust from your engine. 
You can get rid of it because you won't be needing it.
A:
Remove the carburetor from your engine. You will not be able to use this either unless it is the flip-choke type with a screw-on air filter.