Writing the Chinese character '大' is difficult.

This problem is very difficult.

She has a diamond necklace.

This sentence is written in capital letters.

He wrote a letter and sent it to his friend.

I write a diary every day.

Kneading the bread dough is fun.

Monna is my best friend.

Montana is a state in the US that is rich in beautiful nature.

I have been to Montana in Bulgaria.