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Jiamin: You don’t look well. What’s the matter with you?
Ben:
Jiamin: Why? You looked well last week.
Ben:
Jiamin: Where did you swim?
Ben:
Jiamin: It was so cold in the river. Did you go to see a doctor?
Ben:
Jiamin:You should be careful. Your health is very important. I hope you will be better soon.
Ben:
| A．Thank you. |
| B．I have a fever. |
| C．Yes, I did. |
| D．I swam yesterday. |
| E．And he also ask me to have plenty of water. |
| F．There is a river near my farm, I swam there. |
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
