[[QOrDeR]]What’s your name?
![](http://static.xuejinqu.com/qimg/642/642ac4eb34b7a5b786337c7cc7ec0ecd.png)
A.I’m Ken. | B.I’m Mocky. |
A.girl | B.boy |
![](http://static.xuejinqu.com/qimg/fff/fff9373da0b598bba5c6555ed2ffc9d7.png)
A.It’s a teddy bear. | B.It’s a crocodile. |
A.blue | B.yellow |
![](http://static.xuejinqu.com/qimg/60a/60a835ce44652dd39a8f486e77beb800.png)
A.Three ice cream. | B.Three icecreams. |
A.I’m seven. | B.I’m a boy. |
![](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)