Here’s a pencil box, and it’s orange. It’s Alice’s pencil box. It’s on the table. Look! This is a pen. It’s black. And this is an eraser. It’s blue. They’re in the pencil box. This is a ruler. It’s red, and it’s on the chair. That is a pencil. It’s yellow. It’s in the drawer (抽屉). Where’s the English book? It’s under the sofa.
1.What color is the eraser?A.It’s orange. | B.It’s black. | C.It’s blue. | D.It’s red. |
A.A pen and an eraser. | B.A pen and a ruler. | C.An eraser and a ruler. | D.A ruler and a pencil. |
A.It’s in the pencil box. | B.It’s in the drawer. | C.It’s on the chair. | D.It’s under the sofa. |
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