A. doll B. robot C. sweet
A. Brown. B. Black. C. Yellow.
A. afternoon B. evening C. morning
A. a sweet B. an ice cream C. a hot dog
A. Bobby B. Tim C. Tina
A. grandpa B. grandma C. uncle
A. Wang Bing B. Tom C. Nancy
A. John B. Yang Ling C. Su Yang
A. It’s green. B. It’s a jacket. C. It’s a skirt.
A. It’s white. B. It’s brown. C. It’s a robot.

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

