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B: Certainly.
A: I want a new coat.
B: What kind of coats?
A: I want a big coat.
B: Sure. I can help. There are many big coats in my shop. Please have a look.
A: Thank you very much.
B: Let me help you.
A: Excuse me, sir.
B: Why not?
A: Because I have no enough money. I will come to buy next week.
| A．Please come with me. |
| B．I can’t buy this new coat today. |
| C．This is a blue coat. |
| D．But where should I look? |
| E．My old coat is too small. |
| F．What do you want? |
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
