Coral reefs are very important for marine ecosystems.

I fully agree with his opinion.

I fully approve of his opinion.

We need to evaluate the profitability of this project.

Grandpa takes a walk in the park every day.

This product is suitable for mass production.

We will start mass producing this new product from next month.

Coral reefs are very important for marine ecosystems.

Postnatal care is very important.

Coral reefs play a very important role in the marine ecosystem.