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Daming: I'm looking at a map of China.
Alex: 2．
Daming: To Kunming.
Alex: Where is Kunming?
Daming: 3．
Alex: Can you tell me more about Kunming?
Daming: 4． There I can see folk dances (民族舞蹈). And I'm going to visit Stone Forest (石林) too. What about you, Alex?
Alex: 5．
| A．Where are you going this holiday? |
| B．It is a very beautiful city. |
| C．What are you doing now? |
| D．I want to stay at home and do the housework. |
| E．It is in the south of China. |
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
