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Zoom: 1． What about you?
Amy: At 7:00. When do you eat breakfast?
Zoom: Usually I eat breakfast at 7:20. When do you eat breakfast?
Amy: At 7:30. When do you go home in the afternoon?
Zoom: 2．
Amy: When do you do your homework?
Zoom: 3．
Amy: At 6:40, too. 4．
Zoom: Usually at 8:30. Sometimes I go to bed at 9:00. How about you?
Amy: 5．
| A．At 4:30. |
| B．When do you go to bed? |
| C．At 8:30. |
| D．I usually get up at 6:30. |
| E．I do my homework at 6:40. And you? |
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
