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（1）A: What is the cat doing?
B: It _____ sleeping.(睡觉)
A: Do you like it?
B: Yes, ______ ______.
（2）A: When ______ you go to bed?
B: I go to bed ______ 9:00.
A: What ______ you?
B: I go ______ _______ ____ 9:30.
（3）A: Have you ______ any ink?
B: Yes, ______ _______.
A: May I _____ it?
B: Of course. Here you are.
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
