(1)— Where are you come from ?— ______________________
![](http://static.xuejinqu.com/qimg/233/233aeedf5dc95c4190d3cea51780a884.png)
(2) —_________________? I’m ten
![](http://static.xuejinqu.com/qimg/44a/44a629146e4629d4a8b61f2e2f994754.png)
(3) — Good morning , Lucy !— _________________ too !
![](http://static.xuejinqu.com/qimg/bb0/bb0a9b2b82978757019481146c001dea.png)
(4) T: This is our a new friend in our class .
S: ___________________!N: Thank you .
![](http://static.xuejinqu.com/qimg/042/042ce708baeb23f26f94fcc7a9fc4ec1.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)