A. get up B. breakfast C. go home D. lunch E. have class
1.
![](http://static.xuejinqu.com/qimg/7e5/7e5935cda795415b5a0f75b36f0994eb.png)
2.
![](http://static.xuejinqu.com/qimg/39d/39d026b32015308b69f66c2b82eb2c95.png)
3.
![](http://static.xuejinqu.com/qimg/c50/c509202e5c511c800edd2c7cb4b57217.png)
4.
![](http://static.xuejinqu.com/qimg/28a/28a07868dd833b350bfb165abd291fad.png)
5.
![](http://static.xuejinqu.com/qimg/ba8/ba87630f087af7eb7e7ac9d0540fe5e8.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)