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A: Good morning .
B: Good morning.
A: What’s in your hand ?
(1)B:
(2)A:Oh, it’s very nice .
B: It’s my cousin, John .John is very clever.He lives in Beijing now.
(3)A:
B: It’s my mother.My mother is a nice English teacher.Her students love her.
A: Is the man your father ?
(4)B: He’s my uncle(叔叔).
(5)A:
B: No, it's me.I was five then.
A: You were so cute .
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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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