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I'm Amy. Today is my birthday. I invite (邀请) my classmates to come to my birthday party. My mother buys ten bottles of juice for us. I want to give every child one bottle of juice. However, there are twelve children. There isn't enough (足够的) juice. I'm very sad. But my mother brings us two bottles of milk from the kitchen. We are very happy. We eat the birthday cake together. We have a good time.
1．How many children are there in Amy's party?2．Is there enough juice?
3．Who gives them two bottles of milk?
4．How many bottles of juice are there in the party?
5．Are they happy?
同类型试题
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x， x∈R， y∈[–1，1]，周期为2π，函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x， x∈[–1，1]， y∈[–π/2，π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
