多项选择题园路垫层材料有( )、( )、( )和石灰土等。A. 天然级配砂砾 B. 混凝土板 C. 干结碎石 D. 二灰土
单项选择题How to translate “宫保鸡丁”into English according to the video in the unit? A、Kong Pao Chicken B、Deep fried chicken dices C、Kung Pao Chicken D、Deep Fried Diced Chicken