如果手头没有硬币,下列方法可以模拟掷硬币实验的是( )
A:掷一个瓶盖,盖面朝上代表正面,盖面朝下代表反面
B:掷一枚图钉,钉尖着地代表正面,钉帽着地代表反面
C:用计算器产生1和2两个随机整数,1代表正面,2代表反面
D:转动如图所示的装盘,指针指向“红”代表正面,指针指向“蓝”代表反面
①溶解度 ②元素 ③溶质质量分数 ④有机物 ⑤溶液
My name is Lily. I'm eight years old. This is my sister. Her name is Lucy. We are twins(双胞胎).Our hair is brown. Our eyes are blue. We look the same(一样), but I like pink. My T-shirt is pink. My shorts are white. Lucy likes orange. Her T-shirt is orange. Her shorts are black. I have a green schoolbag. Lucy's schoolbag is brown.
Lily
Lucy
hair
brown
①____
②____
blue
eyes
T-shirt
③____
④____
shorts
⑤____
⑥____
schoolbag
⑦____
⑧____