未知题型 The author argues that a teacher's chief concern should be the development of the students' ______.A.academic abilityB.total personalityC.learning ability and communicative skillsD.intellectual ability

未知题型 The number of Representatives of California is more than that of Nevada because of its larger areC.NG

多项选择题 供应链运营的主要动力因素（   ），这些因素相互作用，决定了供应链的获利水平和对市场的响应速度。 A、库存 B、运输 C、设备 D、信息