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A: 1
B: Yes, please. I want to buy a pair of shoes for my daughter.
A: These shoes are for girls. They are in all colors. 2
| A. How much are they? B. Can I help you? C. Yes, I do. D. What color does she like? E. What do you think of the shoes? |
A: Look! What about these ones?
B: All right. Let me have a look.
…
B: 3
A: They are very nice, but they are a little small.
Do you have big ones?
B: 4 Here you are!
A: 5
B: 60 yuan.
A: They are fine. I’ll take it.
1. 2. 3. 4. 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
