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After-school activities (活动) in New Sun Middle School.
1．Mr. Harris is a(n) __________ teacher.
| A．science | B．Chinese | C．P. E. | D．English |
| A．On Thursday. | B．On Friday. |
| C．Every day. | D．On Tuesday. |
| A．e-mail Mr. Lin | B．go to Room 4A |
| C．call Mrs. Smith | D．phone (打电话) 780—7522 |
| A．In a dictionary. | B．In a geography notebook. |
| C．In the school newspaper (报纸). | D．In the library. |
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
