A. friend B. teacher C. arms D. chair E. Two |
1.This is Mr Wood. He's a
![](http://static.xuejinqu.com/qimg/375/3757be87ed5910ee757ae5eff7a9844f.png)
2.This is my new
![](http://static.xuejinqu.com/qimg/20e/20e2bced252184d72bc0d29540c279bb.png)
3.This is my
![](http://static.xuejinqu.com/qimg/524/524be94ed98396ba50201d61aa48ac68.png)
4.Look! I have two strong (强壮的)
![](http://static.xuejinqu.com/qimg/67c/67c268c2d509ed523b32de3daa37f7d9.png)
5.—How many colours? —
![](http://static.xuejinqu.com/qimg/6b9/6b90954d445fc20d4033d7fe4a990d16.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)