Mike eats breakfast five times a week . He doesn't eat breakfast on Saturday and Sunday . He washes the dishes twice a week . He washes them on Saturday and Sunday . He waters the plants four times a week . He doesn't water them on Monday , Wednesday and Friday . He always sets the table . He sets the table from Sunday to Saturday . He washes his dog once a week . He washes it only on Saturday . He goes swimming twelve times a month . He swims on Monday , Wednesday and Friday . But he never cleans his room .

— How are you today, Kate?
— I feel even         now. I don't think this medicine is good for me.

化简$\sqrt{{\left(-7\right)}^2}$