A huge ______ was left in the ground after the meteor struck the desert.

The scientists examined the ______ to learn more about the impact.

From above, the volcano’s ______ looked wide and perfectly circular.

The spacecraft landed near a large ______ on the surface of the Moon.

The soldiers returned to their ______ after completing the mission.

The research team set up a temporary ______ near the mountain.

Our company’s main ______ is located just outside the capital city.

The explorers used the island as a ______ for future journeys across the region.

Scientists are planning another ______ mission to study the Moon’s surface.

The telescope captured clear images of the ______ landscape.

Some animals behave differently during the ______ cycle.

The museum opened a new exhibit about ______ exploration.

Workers continue to ______ for gold in the remote mountains.

The company hopes to ______ rare metals from the area.

In the past, many towns were built close to places where people could ______ coal.

It is expensive and dangerous to ______ deep underground.

Some people believe we are not alone in the ______.

The documentary explored the origins of the ______ and how it continues to expand.

No one fully understands how large the ______ really is.

The novel imagines a future in which humans can travel across the ______.

Their ______ across the Pacific took several months to complete.

The young sailor dreamed of going on a long ______ around the world.

The book tells the story of a dangerous sea ______ in the eighteenth century.

After a difficult ______, the ship finally reached the harbor safely.

Police were called in to ______ the cause of the fire.

The committee will ______ whether the complaints are valid.

Journalists began to ______ the company’s financial records.

Scientists hope to ______ the effects of pollution on marine life.

The government is trying to solve several economic ______ at the same time.

Climate change and poverty are two major global ______.

The article raises important ______ about online privacy.

We need to discuss these ______ before making a final decision.

Schools should ______ healthy eating and regular exercise.

The campaign aims to ______ awareness of road safety.

Good leaders often ______ teamwork and mutual respect.

The company uses social media to ______ its new products.

The university continues to fund ______ into renewable energy.

Her ______ focuses on how sleep affects memory.

More ______ is needed before doctors can confirm the treatment is safe.

The scientist published her ______ in an international journal.