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Tom: I went to the hospital. I had a cold.
John: I’m sorry to hear that.
Tom: Don’t worry.
John: What did you do the day before yesterday?
Tom: No. I went to the Capital Stadium and played ping-pong with my father.
John: Cool! How did you go there?
Tom: By bus.
John: Nothing much. I cleaned the house and listened to music.
Tom: What are you going to do this weekend?
John: I have no plan.
Tom: Good idea!
| A．Did you play football? |
| B．I feel better today, thanks. |
| C．What happened? |
| D．It’s far from my home. |
| E．How about playing football? |
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
