：The tea plant is an （）,（）shrub of the genus Camellia（山茶属）, having fragrant （）flowers which is extensively cultivated in China, the main producing area, India, Southeast Asia.A:yellowB:perennial（多年生的）C:whiteD:evergreen（常绿）答案: perennial（多年生的）;white;evergreen（常绿）4、