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Saleswoman (售货员)—S Mum—M Bill—B
(In the clothes shop)S: Welcome!
B: Yes, this coat is nice.
S: Of course. Here you are.
M: Bill, how do you like this coat?
B:
M: OK! We’ll take it.
（In the morning）
M: Bill, It’s 7: 40. Time to go to school.
B:
M: It’s cold outside.
B: Can I wear my new coat?
M: Of course. Here you are.
B:
M: Silly me. It’s your dad’s. Sorry,
Bill. Here is your coat.
B:
| A．Can I help you? |
| B．Mum, what’s the weather like today? |
| C．Oh, it’s too big |
| D．It’s nice and cool |
| E．Thanks. |
| F．Can I try it on? |
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
