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Li Ming: Hi, Mom! This is my friend, Lily.
Mom:
Lily: Nice to meet you, too.
Mom:
Lily: I’ m eight.
Mom:
Lily: Thank you.
Li Ming: I’ d like some juice.
Mom: Sure. Here you are.
Li Ming: Thank you.
Mom:
| A．Can I have some juice, please? |
| B．How old are you? |
| C．Hi! Nice to meet you, Lily. |
| D．Have some milk. |
| E．You’ re welcome. |
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
