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Tom: Wow! It’s big and nice.
Amy: Yes, we do.
Tom: Where is the art room?
Amy:
Tom: OK!
Amy: Look!
Tom: It’s nice, too. I like your school.
Amy: Thank you. Oh, what time is it?
Tom:
Amy: It’s time for lunch. Let’s go.
Tom: All right.
| A．It’s on the second floor. |
| B．It’s 12 o’clock. |
| C．This is the art room. |
| D．Do you have an art room? |
| E．Welcome to our school. |
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
