Name | play football | run fast | play basketball | jump high |
Tom | ![]() | ![]() | ||
Sam | ![]() | ![]() | ||
Amy | ![]() | ![]() | ||
Daming | ![]() | ![]() | ||
Lingling | ![]() | ![]() |
注:
![](http://static.xuejinqu.com/qimg/519/519cd593c666a35e693b3a09eca44b68.png)
![](http://static.xuejinqu.com/qimg/fb9/fb9f592c7654bddc2e73d318ae48e319.png)
1.Tom can play football. But he can't
2.Sam can
3.Amy can
4.Daming can
5.Lingling can
![](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)