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A: Excuse me, what time is it?
B: It's 2 p.m.
A: Oh, it's time to play.Let's go swimming in the park.
B: No, Shall we go to the zoo and watch the monkeys?
A: Good idea.But how ?
B: By bus?
A: Let me see.Let's go by bike, OK ?
B : OK, let's go.
（1）It's in the morning.
（2）It's time to go to school.
（3）They are going to the zoo.
（4）They are going to watch the monkeys in the park.
（5）They go there by bus.
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
