His speech was a double negative, making it difficult to understand.

Nikaido-san is my best friend.

The Second International was established to protect the rights of workers.

Where will the second party be held?

Solving a quadratic equation is difficult.

I will hold my birthday party on the twelfth.

He is really handsome, isn't he?

He was criticized for having a double standard.

The Bactrian camel is adapted to cold climates.

He drew a dodecagon shape.