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Jack:
Jim: OK!
Jack: Look, there’s a sign. It means, “Don’t ride your bicycle here!”
Jim:
Jack: Look at the museum rules.
Jim: We can’t talk loudly here. Oh, Jack. I’m hungry now.
Jack: Oh, sorry. It says, “
| A．We can put our bicycles here. |
| B．Let’s go! |
| C．Will you go with me? |
| D．No eating! |
| E．It says, “Please be quiet.” |
| F．I want to go to the museum. |
| G．That’s right! |
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
