I think his research is very significant.

He injured his toe.

We need transportation to carry a large number of travelers.

Unix forms the basis of many operating systems.

I learned how to calculate rational expressions in math class.

Marseille is a beautiful city in France.

He dreamed of creating his own utopia.

Almond oil is indispensable in my skincare routine.

I attend a tea ceremony class every week.

I eat dinner with my family every day.