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A：Hello! My name is Fei Yangyang.
1．___________
B：My name is Lan Yangyang. 2．__________
A：Fine, thanks. 3．___________
B：4．__________ Nice to meet you.
A：5．___________
A．What's your name? B．Nice to meet you, too.
C．How are you? D．I'm fine. Thanks.
E．And you?
A．What's your name? B．Nice to meet you, too.
C．How are you? D．I'm fine. Thanks.
E．And you?
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
