A.
![](https://img./dksih/QBM/editorImg/2023/7/2/adf8ecb0-2504-4d78-8542-01e3fc5c40e4.png?resizew=92)
![](https://img./dksih/QBM/editorImg/2023/7/2/ec7799d7-cbc5-4eb7-a4a1-6d8d520c62d6.png?resizew=70)
![](https://img./dksih/QBM/editorImg/2023/7/2/437ab5d9-cfa2-4926-9bdb-c22c1a3d53e8.png?resizew=65)
![](https://img./dksih/QBM/editorImg/2023/7/2/ffd1f88e-92cb-4883-bcee-e7e6b12375d5.png?resizew=79)
1.No photos.
2.March 8th is Women’s Day.
3.Please don’t fly your kite here.
4.I lost my key to my house.
![](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)