Mum: Look, Jim, the ground is white and the sky is blue.
Jim:
Mum:
Jim: It’s happy to take a walk in this quiet place.
Mum:
Jim: Of course. And I want to come here every day.
Mum: Haha, you can come here only at the weekends.
Jim: Can we have our picnic now?
Mum: Yes, of course.
Jim: Thank you.
A.Here are your sandwiches. |
B.How beautiful! |
C.I’m hungry. |
D.Do you want to come here again next Saturday? |
E.Sure! |
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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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