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A. How much are they?
B. Do you have any shorts?
C. May I help you?
D. I’ll take them.
E. Do you want these or those?
A. How much are they?
B. Do you have any shorts?
C. May I help you?
D. I’ll take them.
E. Do you want these or those?
A: 1.________
B: Yes, please. 2.________
A: Yes. There they are! 3.________
B: I like red. I want those. 4.________
A: Sixty yuan.
B: OK. 5.________
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
