For example, in our free time we can sculpt a sculpture and paint a painting, but we take a photo.And (6)when we are traveling we say that we are in the car or the taxi, but on the train or bus! (7)While we’re doing all this traveling, we can get seasick at sea, airsick in the air and carsick in a car, but we don’t get homesick (8)when we get back home.And speaking of home, why aren’t homework and housework the same thing? (9)If “hard” is the opposite of “ soft”， why are “hardly” and softly not an opposing pair? (10)If harmless actions are the opposite of harmful actions, why are shameless and shameful behaviors the same?