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国内普通包裹详情单 中国邮政 CHINA POST | Things | |
收件人 |  Receiver: Jim Telephone number: 0730-8586500 Address: 32 Renmin Road, Yueyang | A pair of shoes with lights |
寄件人 | Sender: Ma Fen Telephone number: 0731-84100041 Address: Huaxing Clothes Store, Long Street, Changsha
| |
1．What’ s in this package（包裹）________
| A．A scarf | B．A watch | C．A pair of shoes with lights |
| A．Ma Fen | B．Jim | C．Liu Jing. |
| A．0173—84100041 | B．414000 | C．0730—8586500 |
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
