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Xiaoling:
Janet: Does it come in September?
Xiaoling:
Janet: Do you do housework before the Chinese New Year?
Xiaoling:
Janet: Did you get any lucky money last year?
Xiaoling:
Janet: Do you visit your good friends, too?
Xiaoling:
| A．No, it comes in January or February. |
| B．Yes, I got about eight hundred yuan. |
| C．Yes, I help my parents clean the house. |
| D．No, I always stay at home and watch TV. |
| E．I like the Chinese New Year best. |
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
