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Welcome to the Halloween Party! Activities: 1. Game: Trick or treat? 2. Art mask 3. Face painting 4. Make Halloween bags Time: The 31st of October. From 6: 00 p. m. to 8: 00 p. m. Address: Yucai Primary School Fee: 10 yuan each |
1．There will be a Halloween party at ______. ( )
| A．Helen's home | B．Jinling Primary School | C．Yucai Primary School |
| A．Oct. 31st | B．Oct. 29th | C．Monday |
| A．At 8 p. m. | B．At 7 p. m. | C．At 6 p. m. |
| A．Six. | B．Five. | C．Four. |
| A．ten | B．twenty | C．thirty |
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
