The train fare is high, making my monthly expenses tough.

How much is the price of this product?

Understanding your monthly spending is essential for smart money management.

I am trying to save to keep my monthly outlay down.

I go to the library every month.

I go to the library every month.

He attends a class to learn dialects every month.

This problem is very difficult.

His job is very difficult.

The earthquake was a terrible disaster.