Mr. Tanno is my best friend.

The Paleogene period was a very important time in the history of the Earth.

I am planning to go to Inner Mongolia, an autonomous region of China, next week.

I have been to Outer Mongolia.

I have been to Chicago.

I like drawing pictures with this charcoal paper.

I made a delicious custard cream using yolk.

He hiked the mountain alone.

His opinions are always extreme, and he rarely takes a neutral stance.

His opinions are always extreme.