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Lucy:
Miss Li: What do you think of Shenzhen?
Lucy:
Miss Li: I think so. So I prefer the countryside.
Sam: My family went to Hainan for a two-day trip.
Miss Li: Wow! It sounds wonderful. And you, Ben?
Ben:
Miss Li: Well, you did a lot, Ben!
| A．What about you, Sam? |
| B．We played on the beach and swam in the sea. |
| C．I stayed at home for two days. |
| D．It’s a modern and beautiful city. |
| E．I went to Shenzhen with my parents. |
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
