He is the fifth generation king of the royal family.

I paid for today's lunch charge.

They (referring to women or girls) are my best friends.

Learning how to use auxiliary verbs is important for understanding Japanese.

Transitive verbs require an object that is directly moved by the subject.

Regular verbs are relatively easy to learn.

Using auxiliary verbs makes the meaning of the sentence clearer.

Using a causative verb, I made him clean the room.

He can write sentences using potential verbs.

Learning how to use compound verbs is important for understanding Japanese grammar.