(______) 1. 我有长长的鼻子。
A. I have a long nose. B. I have long arms.
(______) 2. 这是我的嘴。
A. This is my mouth. B. This is my hand.
(______) 3. 表演成一只鸟。
A. Act like a birthday. B. Act like a bird.
(______) 4. 兔子有着短短的耳朵
A. Rabbits have small ears. B. Rabbits have short ears.
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