Problem: What are the most important words?
However, it attracts someone's attention enough to make him push the glass to one side.
Answer: attention, attract, glass

Problem: What are the most important words?
Two boys help their father on a trip to the market in the city.
Answer: city, father, help, market, trip

Problem: What are the most important words?
A small prop plane flies high above the ground.
Answer:
fly, ground, plane