A.
![](http://static.xuejinqu.com/qimg/21e/21e4e40a2f400672a6d5bb1dfdfec9c8.png)
B.
![](http://static.xuejinqu.com/qimg/3ff/3ff035af2742ed9707040063c8221261.png)
C.
![](http://static.xuejinqu.com/qimg/580/580064e63f012cb0545cbda9b48ff3fd.png)
D.
![](http://static.xuejinqu.com/qimg/374/37426b7bb5ddcde6adaab93f1f36a101.png)
E.
![](http://static.xuejinqu.com/qimg/d8b/d8bc2d403a379fa8261ee44979e9a9c9.png)
1.She reads books at the weekend. (
2.He plays football at the weekend. (
3.He watches TV at the weekend. (
4.She goes to school at the weekend. (
5.I go swimming on Sundays. (
![](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)