He gave me a detailed explanation of the problem.

Please hurry up because we don't have time.

It's a pity that his talent is going to waste.

He explained the problem.

Have you checked the timetable for the new semester?

I exercise at the gym for two hours every day.

What do you call 'time' in dialect?

I've been waiting for hours at that shop, but the meal still hasn't come out.

Regrettably, his proposal was rejected.

Alas, his plan ended in failure.