1. 外套 a.come b.coat
2. 鞋子 a.shoe b.short
3. 行走 a.work b.walk
4. 公园 a.park b.present
5. 帽子 a.hat b.hello
6. 下雪 a.snow b.rain
7. 盒子 a.box b.open
8. 放 a.fly b.kite
9. 滑稽的 a.sunny b.funny
10. 衬衫 a.shirt b.short
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