初二英语学习 记单词 背课文 背语法 哪个更重要答:形容词careful, happy…,副词carefully, happily…,介词in, on at…,代词he, she, him, her…等。 B.按用途归类。如:服装类coat, shirt, skirt, sweater, shoes…,食品类cake, rice, dumpling, noodle…,运动类 football, basketball, race, sport…,交通类traffic, bus, car, taxi, train, plane, ship...