1. This is my ________( 脸 )
A. head B. face C. mouth D. finger
2. Touch your_________( 鼻子 )
A. nose B. eye C. ear D. face
3. Look at my __________ ( 眼睛 )
A. finger B. arm C. nose D. eye
4. I have 2 ____________ ( 耳朵 )
A. ears B. eyes C. fingers D. legs
5. Where is your __________ ( 手 )
A. face B. foot C. hand D. head
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