They believe that a picnic with friends is a way to have fun without (spend) _________________ too much money.
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Most people believe that jobs like teaching still (large) _________________ depend on humans.
The report says that many small businesses have failed in their first year of (operate) _________.
Bob thought self-driving cars were actually (safe) __________ than vehicles driven by humans.
Greenpeace is an international (organize) __________ that works to protect environment.