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假定你是李平，请阅读以下邮件并回复。内容包括接受邀请并询问至少三个相关细节（如具体地点……）
注意：1. 词数80左右；2. 可适当增加细节, 以使行文连贯。
Dear Li Ping,
We would like to invite you to give us a talk on Chinese folk music. The talk will be on the evening of Friday, July 10th at 7:00. If you’re able to come, please reply in writing to this invitation by July 2nd. Hope you can make it!
Larry Smith
President of Foreign Students’ Club
Dear Larry,
______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
Yours,
Li Ping
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
