A. play the erhu B. make a snowman C. climb over the fence D. draw pictures E. fly kites |
1.
![](http://static.xuejinqu.com/qimg/3e7/3e7613332297541de87be5bc1fa2849d.png)
2.
![](http://static.xuejinqu.com/qimg/fae/faeb2c0e475f4ea1904110d1d97e532a.png)
3.
![](http://static.xuejinqu.com/qimg/568/5681971b90739213e2103524facf0980.png)
4.
![](http://static.xuejinqu.com/qimg/c7f/c7f90b6be1531dce9d9beae0e1d50c6c.png)
5.
![](http://static.xuejinqu.com/qimg/1ba/1ba12ea6af537ac4026c00bbde72dd50.png)
![](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)