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| A．Do you want it for your teacher? |
| B．How much is it? |
| C．Can I help you? |
| D．What is her favourite colour? |
F. What about this one?
A: Good morning. ________
B: Yes, I'd like a birthday card.
A:________
B: No, I'd like one for my mother.
As What a good daughter! ________
B: It looks nice. But my mother doesn't like red.
A:________
B: She likes blue and green.________
A: Of course. Here you are.
B: It's nice. It's my mother's favourite. ________
A: Two yuan, please.
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
