Lucy: Hello, Kate!
Kate: Halloween is coming.
Lucy: What is that?
Kate:
Lucy:
Kate: Children wear scary clothes and go to their neighbours’ houses.
Lucy: What do children say?
Kate:
Lucy: What do their neighbours do?
Kate:
Lucy: Wow it’s really fun.
Kate: Yes. Let’s play together.
Lucy:
A.They give them sweets. |
B.What do children do at Halloween? |
C.Nice to meet you, too |
D.They ask, “Trick or treat?” |
E.It’s an autumn festival in the UK. |
F.Good idea. |
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同类型试题
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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
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
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
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