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（1）A : ________ ________ , please.
B : All right.
A : ________ the ________ , Jack.
B : OK.
A : ________ your English ________ ,________ .
B : All right.
A: Now, ________ the new ________ .
B: Yes, Miss Li.
（2）A : Class begins.
Ss: ________ ________ .
A : Good morning,________ ________ ________ .
Ss: Good morning, Miss Yu .
A : ________ ________ , please.
B : ________ , Miss Yu. I'm ________ .
A : ________ be late again, ________ in .
B : ________ ________ .
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
