He is engaged in the medical industry.

He is fifty years old and still full of energy.

Please tell me your name and address.

My birthday is on the thirteenth.

My class starts at eleven o'clock.

I turned thirty years old.

He taught me everything from A to Z.

In this zoo, you can see rare animals collected from all over the world.

This juice is very sweet.

I have been to Chongqing.