Simon: Hi, Laura. This is Daming.
Laura: You’re from China. Fantastic!
Daming: Pleased to meet you, too.
Laura: Do you live here?
Daming:
Laura: I want a pen friend in China.
Daming: I have a friend in China. Her name’s Yun. She can speak English.
Laura: That’s great! Can I write to her?
Daming:
Laura: Thank you very much, Daming.
A.No, I don’t. |
B.Of course. |
C.He’s from China. |
D.Pleased to meet you. |
E.She wants an American pen friend, too. |
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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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