Have you heard about “ Survival (生存) Holidays” ?
Why do people like “ Survival Holidays ” ? It is because they think being close to nature is important to children. Many children in big cities spend all time watching TV and playing computer games.
Is “ Survival Holidays” a wonderful idea? Children need more free time to play.
A.Many people think the survival activities are important to children. |
B.So “Survival Holidays” gives them an important chance. |
C.Others have learned how to work in a team. |
D.“Survival Holidays” is for children to go into the lonely place for exciting activities. |
E.They also need to live and learn by themselves. |
同类型试题
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
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