Problem: Write the next sentence for:
A man is standing at the foot of a large wall. He is stretching and staring at it looking like he might climb it. he.

Next sentence: looks up and down before putting a foot on the base of the wall.

Problem: Write the next sentence for:
How to treat feather picking in african grey parrots 
Take your parrot to the vet. 
If your bird is ill or in pain, then it may pick its feathers to cope. Birds don't understand how illness or pain work, so their instinct tells them to try to remove the cause of what's bothering them, which leads to plucking..

Next sentence: The plucking can also be caused by hormones, which can be treated by the vet. The vet can check for bacterial infections, parasites, and heavy metal poisoning.

Problem: Write the next sentence for:
A man spins a hammer throw sports hammer around and around again at a professional sports event and then lets it go to fly into a field surrounded by an audience in bleachers. The athlete walks away and looks disappointed as a scoreboard reveals the score. two more athletes.

Next sentence: perform the same sport in the same way both letting the hammer fly in the air.

Problem: Write the next sentence for:
How to choose an under the sink water filter 
Make sure you have room under your sink for a filter. 
The filter will attach to the pipes beneath the sink, so clear enough space to accommodate the filter system. 
Understand your water composition..

Next sentence:
Before you choose a filter, you will need to know what kind of impurities are present in your natural water supply. Buy a do-it-yourself water testing kit to determine what you want to filter out of your water.