1 护士
A policeman B nurse C postman D nun
2 当然
A elderly B solar C of D of course
3 飞行员
A pilot B pillow C parcel D pancake
4 him
A 假期 B 他(宾格) C丘陵 D经常
5 ambulance
A 救护车 B救护车驾驶员 C小心的 D 天花板
6 call
A 书签 B喊;通话 C回电 D 信号棒
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