A.请坐下。 | B.玲玲,起立。 |
C.指向门。 | D.早上好,同学们。 |
E.你叫什么名字? | F.指向黑板。 |
G.早上好,斯玛特老师。H. 指向窗户。 |
1. Good morning, Ms Smart. (
2. Good morning, boys and girls. (
3. What's your name? (
4. Stand up, Lingling. (
5. Point to the door. (
6. Point to the window. (
7. Point to the blackboard. (
8. Sit down, please. (
9. Point to the chair. (
10. Point to the desk. (
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