He prayed fervently for his sick friend.

He prayed earnestly for his sick mother.

Walking on the hot sand is very difficult.

The shape of this root is very unique, isn't it?

It is important to brush your teeth every day using toothpaste.

In subtropical regions, the climate remains warm throughout the year.

The raise in the price of this product was larger than expected.

This store raises the price of vegetables every winter.

A tropical rainforest is a treasure trove of biodiversity.

He said that it was common to behead criminals in the old days.