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A: Lily, today is Mum’s birthday!
B: Good idea! But I can’t do it.
A: We can ask Dad.
A&B: Dad, we want to make a birthday cake for Mum.
C: OK.
A: We have some eggs and mangoes.
C:
A: No, but we can buy(买) from the shop.
C: Great! I want some flour(面粉), too.
| A．Would you like some milk? |
| B．What do you have? |
| C．What about milk? |
| D．Can you help us? |
| E．He can make cakes very well. |
| F．We can make a cake for her. |
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
