A.
![](https://img./dksih/QBM/2023/9/10/3321995354947584/3322349105397760/STEM/3a8ab81539c94704b8bc003b6f1dcd5c.png?resizew=61)
![](https://img./dksih/QBM/2023/9/10/3321995354947584/3322349105397760/STEM/7affb5d6a0bf4c618c82cff25c0db0c4.png?resizew=94)
![](https://img./dksih/QBM/2023/9/10/3321995354947584/3322349105397760/STEM/7705b242b8fe4037bf91d811d27538f6.png?resizew=143)
![](https://img./dksih/QBM/2023/9/10/3321995354947584/3322349105397760/STEM/88c4f77fb1ca4de8b2d64028f9f9bb61.png?resizew=101)
![](https://img./dksih/QBM/2023/9/10/3321995354947584/3322349105397760/STEM/641944f8475d429ea169315c2b3d58e4.png?resizew=88)
1.Hi, I’m Wu Binbin. I’m from China.
2.We are friends. We like to play.
3.It has a fat body.
4.It has big eyes.
5.Be long. Be long. Be long, long, long!
![](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)