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Liuxiang: It's on September 10th.
Miranda: What do you usually do on Mid-Autumn Day?
Liuxiang:
Miranda:
Liuxiang: My mum's birthday is on Mid-Autumn Day this year.
Miranda: Cool!
Liuxiang: I'll cook noodles for her.
Miranda:
| A．Chinese noodles are delicious! |
| B．We eat mooncakes. |
| C．What will you do for your mum? |
| D．When is Mid-Autumn Day this year? |
| E．A birthday cake for Mid-Autumn 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
