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1．What class is Eric going to have?
| A．Math. | B．English. | C．Chinese. |
| A．Because she wants to borrow some books. |
| B．Because she wants to review the lessons. |
| C．Because she wants to meet Mike. |
| A．One. | B．Two. | C．Three. |
| A．In front of the library. | B．In the classroom. | C．On the playground. |
| A．At 5:00 p.m. | B．At 3:00 p.m. | C．At 5:30 p.m. |
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
