Problem: How does the next paragraph end?

A young woman is standing in the middle of a gym with two dumb bells in her hands and a microphone attached to her head. When the lady finishes talking, she begins riding the elliptical before doing a set of lifting dumb bells. she
A: then returns on the bike and continues instructing the glass as the other women in the classroom mimic her behavior.

Problem: How does the next paragraph end?

How to reduce your utility bills 
Make sure that you turn the lights off whenever you leave the room. 
If there is no one in the room, there is no point in lighting it up and all you are really doing is wasting both electricity and money. You can buy timers if you are worried about burglars and other things but make sure that you do not leave unnecessary lights on.
A: You could also try switching to energy efficient bulbs. These might cost you a little bit more to buy at first but in the long run, they can save a huge amount on your bills.

Problem: How does the next paragraph end?

How to use your home built tumble composter to create rich compost 
Choose a warm sunny spot to put the tumbler. 
The compost will break down much quicker if it is warmed by the sun. 
Save your vegetable kitchen scraps to add to the tumbler, avoid adding the seeds of vegetables (see tips).
A: Adding grass clippings and other non-woody garden waste is essential (see tips). The contents of the composter need to be moist but not wet.

Problem: How does the next paragraph end?

How to make oreo ice cream 
Prepare your ice cream maker. 
Read and follow the instructions on your ice cream maker. Depending on the type of ice cream maker you have, you will need to prepare it in different ways, and some of these ways will require more time than others.
A:
Preparing your ice cream maker early will ensure that everything is ready for when the time comes to churn your ice cream. For example : Some ice cream makers will require you to add salt and ice into the drum, while others will require you to freeze the mixing bowl in the freezer for several hours.