Salesman: 1.
Mom: Yes. I would like a pair of shorts for my son.
Salesman: 2.
Mom: They look too small for him.
Salesman: Would you like the yellow ones?
They are big.
Mom: 3.
Salesman: They are 80 yuan.
Mom: 4.
Salesman: Here you are.
Mom: 5.
A.Thank you. |
B.How much are they? |
C.OK. I’l take them. |
D.How about these blue ones? |
E.Can I help you? |
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同类型试题
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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
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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
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