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| A．How much are they? |
| B．May I try them on? |
| C．I want to buy a pair of shoes. |
| D．What colours do you have? |
| E．Which kind would you like? |
Simon: 1．
Woman: 2．
Simon: I would like a pair of sneakers. 3．
Woman: We have black, blue, and white.
Simon: I like the white ones. 4．
Woman: OK. Here you are. The white ones look nice on you.
Simon: 5．
Woman: Eighty yuan.
Simon: I’ll take them.
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
