He looks like a real cowboy.

My boyfriend is a doctor.

I go to watch handball games every weekend.

Mr. Zhai is my best friend.

He is truly demonstrating talent that surpasses his master, just as the saying 'the student has surpassed his or her teacher' goes.

He was my student, but now he has become so proficient that it can be said 'the student has surpassed his teacher.'

He cautioned not to speak ill of others, saying, 'Illness enters by the mouth, and disaster does not come out of it.'

Today's temperature is 30 degrees.

These glasses are made of polycarbonate.

He makes music using a vocoder.