The water of this river is muddy.

The result of the game is fifty-fifty.

The roof of this house is made of thatch.

My father is a doctor.

Day after day, he continued to strive to solve the problem.

The central processing unit of this computer is very fast.

My father likes to tell dad jokes.

My uncle is a dairy farmer, and he takes care of cows every day.

I am studying a foreign language.

Scientists are advancing research on nuclear fusion.