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Today is Saturday. It is fine. The students in Class 1, Grade 5 are going to the zoo. But Yang Hong is absent. Wang Gang calls her.
Wang Gang: Hello. May I speak to Yang Hong?
Yang Hong: This is Yang Hong speaking.
Wang Gang: Why are you absent today?
Yang Hong: I’m ill. I have a high fever.
Wang Gang: I’m sorry to hear that. Are you taking any medicine?
Yang Hong: Yes.
Wang Gang: Have a good rest. See you soon.
Yang Hong: See you.
1．It’s Sunday today.
2．The students are going to the park.
3．Wang Gang is absent today. He is ill.
4．Wang Gang is calling Yang Ling.
5．Yang Hong has a high fever.
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
