I think that idea is crazy.

He has an advanced academic background, and his knowledge is extensive.

I saw lilytree flowers blooming in the park.

I found a beautiful white magnolia flower in the park.

Please use this clamp to secure the wood.

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.

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

I am planning to go to Jiamusi next week.