(_____)1.Good morning, Ms Smart.
A.请坐 (_____)2.Good morning, boys and girls. | B.玲玲,起立 (_____)3.What’s your name? | C.指着门 (_____)4. Stand up, Lingling. | D.早上好,同学们 (_____)5.Point to the door. | E.你叫什么名字? (_____)6.Ponit to the window | F.指着黑板 (_____)7. Point to the blackboard. | G.早上好,斯马特老师 |
(_____)9.Point to the chair. I. 指着课桌
(_____)10.Point to the desk. J. 指着椅子
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