He can recite the poem by heart.

There is not a single cloud in the sky.

This is my first question.

He started the concert by hitting the yunluo.

His dream is always to surpass the towering clouds.

Kumohei is my best friend.

Thin clouds are floating in the sky.

He trembled in fear at the sight of the mushroom cloud in the distance.

His figure disappeared as if it had vanished into thin air like a cloud.

There are umbrella clouds spreading in the sky.