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| A. It’s time to go to school. B. What time is it? C. Is the breakfast ready? D. Is the first class English? E. It’s7:20. |
B: It’s 7: 00. Please get up. It’s time for breakfast.
A: 2．
B: Yes. Let’s have some milk and eggs.
A: Great, Mum.
(A moment later)
A: Mum. What’s the time now?
B: 3．
A: Oh! 4． I must（必须） hurry up.
B: 5．
A. Yes, and my second class is music.
B: OK. Please hurry up.
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
