[[QOrDeR]]The ball is ____ the box.
![](http://static.xuejinqu.com/qimg/781/781b572470fdd7cdaa93c1606fb67ca8.png)
【小题2】The ball is ____ the box,
![](http://static.xuejinqu.com/qimg/197/19737ee7de422437ff6f666be7886b08.png)
【小题3】The ball is ____the box.
![](http://static.xuejinqu.com/qimg/570/570a40a41a73d330b436640db4c7a1e7.png)
【小题4】The ball is____ the box,
![](http://static.xuejinqu.com/qimg/f07/f07e9d4c6908b18f95a1a0ac9ff3d2c5.png)
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![](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)