题目

将来既能发育成枝和叶，又能发育成花的芽叫做（    ） A．花芽      B．叶芽      C．混合芽    D．枝芽 答案：CThough he is _______ at home, he doesn’t feel_______ for he has many things to do.A. alone; lonely B. lonely; alone C. alone; alone D. lonely; lonely