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A. What time do your birthday?
B. What are you doing?
C. Hi, Lucy.
D. I am singing at my birthday party.
Jack: [[QOrDeR]]
Lucy: Hello, Jack.
Jack: Do you want to look at my photos?
Lucy: 【小题2】.
Jack: I am swimming.
Lucy: That’s great.
Jack: In this photo, 【小题3】
Lucy: 【小题4】
Jack: My birthday is June first.
Lucy: I know June Frist is Children’s Day.
Jack: Yes, My birthday is this day.
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
