(1)
![](http://static.xuejinqu.com/qimg/9f0/9f0938574034726a731c8adedd484166.png)
![](http://static.xuejinqu.com/qimg/59a/59a92c112c8a39c8c462fe33c05a37bc.png)
(3)
![](http://static.xuejinqu.com/qimg/8ae/8aee078a55d21a33a6cd031f28072dd7.png)
![](http://static.xuejinqu.com/qimg/79e/79ed72c3e0d377657047eee1225a25f8.png)
( )(1)Every morning,I go to school by bus.
( )(2)I want to go on the roller coaster.
( )(3)The giraffe is beautiful.
( )(4)I can see two geese.
![](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)