A.
![](http://static.xuejinqu.com/qimg/390/3902ee08bfee356a6dd629a1067012ce.png)
![](http://static.xuejinqu.com/qimg/1b8/1b8a33fe299949dc30aac0d5f0be38d5.png)
![](http://static.xuejinqu.com/qimg/b04/b04a42b84d4107b4220943e9d5284d1d.png)
![](http://static.xuejinqu.com/qimg/c4f/c4fc9a306155f5763f7cae387ccc0f32.png)
1.the Great Wall (
2.the West Lake (
3.the Changjiang River (
4.the Huangshan Mountain (
![](http://static.xuejinqu.com/images/y-prise.png)
同类型试题
![](http://static.xuejinqu.com/images/medal.png)
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
![](http://static.xuejinqu.com/images/avatar.png)
![](http://static.xuejinqu.com/images/avatar.png)
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
![](http://static.xuejinqu.com/images/avatar.png)
![](http://static.xuejinqu.com/images/avatar.png)