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 Birthday party WHEN: January 18th, 7:00 p.m. WHY: My birthday WHERE: My home WHAT: We will dance. We will sing the birthday song. I will make a wish. We will eat a birthday cake. RSVP: Will you come to the party? Please send me an email at amy@helpsu.cn by January 5th. |
1．Amy’s birthday is on January 1st.
2．The party will start at seven in the morning.
3．The party will be at Amy’s home.
4．You will sing and dance at the party.
5．If (如果)you want to come to Amy’s party, you should send her an email before January 5th.
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
