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A: Mum, I’m going to a party tomorrow.
B: The blue one.
A: At Lucy’s house from 7:30 to 9:00 this evening.
B: What are you going to take there?
A:
B:
A: I’m going to sing a Chinese song.
B:
A: Thank you. I will.
| A．Have a good time! |
| B．Which dress should I choose? |
| C．I’m going to take No.2 metro. |
| D．What are you going to do at the party? |
| E．I’m going to take some snacks and drinks. |
| F．When and where is the party? |
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
