![](http://static.xuejinqu.com/qimg/d20/d2078de1e4a0aa27312791ec974598aa.png)
A: Have some cake.
[[QOrDeR]]( ) B: Thank you.
A: You’re welcome.
![](http://static.xuejinqu.com/qimg/db8/db88618b33239b784c08fabd59e84996.png)
A: Can I have some chicken?
【小题2】( ) B: Sure.
A: Thank you.
![](http://static.xuejinqu.com/qimg/5ca/5ca453f00d3fa04c67484db925a3655d.png)
【小题3】( ) A: Have some milk.
B: Thank you. I like milk.
![](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)