热毒炽盛常见的症状是()
A.眵多硬结
B.眵稀不结
C.眵多黄稠
D.眵多胶粘
E.眵泪热如汤
参考答案:C
Not only _______interested in Beijing Opera but ______beginning to show an interest in it.
A.the father himself is; all his children are
B.the father himself is; are all his children
C.is the father himself; are all his children
D.is the father himself; all his children are
一个人稳站在商店的自动扶梯的水平踏板上,随扶梯向上加速运动,如图所示,则 ( )
A.人对踏板的压力大小等于人受到的重力大小
B.人只受到重力和踏板的支持力作用
C.人受到的力的合力对人所做的功等于人的重力势能和动能的增加量
D.踏板对人做的功等于人的机械能的增加量