Ta decided to remove unnecessary things to clean his room.

In response to the enemy's attack, we are considering a retreat.

An intercontinental ballistic missile is a weapon with a very large destructive power.

Under the big tree, he was reading a book.

This table is completely flat.

He is researching on the pathogenesis and treatment of early-onset diabetes.

This area is rich in bedded cupriferous iron sulphide deposits.

He is an expert in ethology.

He was feeling loneliness.

He provided a detailed explanation to elucidate the issue.