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I’d like to invite you to my birthday party. It’s on Sunday, December 15th. It’s my eighteenth birthday. My parents will have a big party for me. Many of my classmates and friends will come to my party. We will sing birthday songs , play party games , eat the big birthday cake. I hope everyone has a good time on this special day. The party will begin at 8:00 p.m. Please arrive before 7:50 p.m.
Look forward to seeing you.
Yours,
Amy
1．Lucy wants to invite Amy to her party.2．Amy will be 18.
3．Amy’s classmates and friends will come to the party.
4．They will sing and dance at the party.
5．Lucy should arrive before 7:50 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
