He usually shaves at seven o'clock every day, but today, he is shaving at eight o'clock.
She usually drinks tea in the morning, but this morning, she is drinking coffee.
They usually play in the garden in the afternoon, but this afternoon, they are swimming.
I usually cook a meal in the evening, but this evening I'm reading a book.
We usually watch television at night, but tonight, we are listening to the stereo.