At our first meeting, he behaved very kindly.

He was chosen for the starting lineup in today's game.

He is studying the shape of a tetrahemihexahedron.

There is an old legend in this village.

Nitrogen makes up about 78% of the Earth's atmosphere.

I boiled water using the '爨'.

There are many rice plants growing in the paddy field.

Mr. Tan is my best friend.

She used an ornamental hairpin to decorate her hair.

The light in the room suddenly went out, and it became pitch dark.