He graduated from the University of Tokyo.

His dream is greatly expanding.

Under the big tree, he was reading a book.

Sleeping in the springtime, I ended up sleeping soundly until late in the morning.

The greater part of the time is spent on work.

I have been to Ningxia.

Natsumiko is my best friend.

When it becomes summertime, the days get longer.

Every year, a wonderful summer festival is held in this town.

Last summer, I went on a trip abroad.