This problem can be solved with ease.

He has a very sad face.

In the old days, people prayed to the gods to plant rice.

The teacher gave me a book.

The teacher gave me some advice.

Please clean up your room right now.

Toshin came up with a sagacious way to solve the problem.

He is outstanding in his field.

That female bear was fighting to protect her children.

Shunji is my best friend.