(1)My mother is a teacher.
![](http://static.xuejinqu.com/qimg/b0e/b0e6c8c269c1cd5287faa7afd2eec955.png)
(2)She has short hair.
![](http://static.xuejinqu.com/qimg/34b/34bfa0611227b2f48d23bd7b730cff22.png)
(3)I have two Chinese books.
![](http://static.xuejinqu.com/qimg/e28/e28d524cab615197dad604430819b0ef.png)
(4)The boy is short and thin.
![](http://static.xuejinqu.com/qimg/99d/99d4ba2aba7b811266d7247bdb85f254.png)
(5)Look! This is my study. It’s nice.
![](http://static.xuejinqu.com/qimg/8e3/8e320c91061d2fbc3fa7529145f76192.png)
![](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)