What are the keywords in the following sentence? A worker is driving a piece of machinery on the pavement.
drive, machinery, piece, worker

What are the keywords in the following sentence? Bananas are hanging on hooks in a market.
banana, hang, market

What are the keywords in the following sentence? golden retriever puppies running in a meadow
meadow, puppy, run

What are the keywords in the following sentence? man buying fish at a stall on sale at market
fish, market, sale, stall