A. English class B. breakfast C. go to bed D. PE class E. time |
![](https://img./dksih/QBM/2023/12/9/3385691714863104/3451413113569280/STEM/f980cb97971c4341bd421ff223615e8e.png?resizew=59)
2.It’s seven o’clock. It’s time for
![](https://img./dksih/QBM/2023/12/9/3385691714863104/3451413113569280/STEM/5d053457e8af40bdbb29eb2bc6f67aae.png?resizew=63)
3.It’s nine o’clock. It’s time to
![](https://img./dksih/QBM/2023/12/9/3385691714863104/3451413113569280/STEM/37b0b182b5f94764933081646299645d.png?resizew=68)
4.It’s ten o’clock. It’s time for
![](https://img./dksih/QBM/2023/12/9/3385691714863104/3451413113569280/STEM/9f9690db852141fd9888358164d3ce3d.png?resizew=62)
5.It’s three o’clock. It’s time for
![](https://img./dksih/QBM/2023/12/9/3385691714863104/3451413113569280/STEM/c5e7eaf910d14d15be78cee3731f2144.png?resizew=62)
![](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)