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| We went there by bus. He was flying a kite on Tian’anmen Square. I’m looking at the photos. It’s very long and very old. We took many pictures. |
Jenny:
Kim: May I have a look?
Jenny: Sure! Please look at this one. We were on the Great Wall.
Kim: It was sunny. How did you go to the Great Wall?
Jenny:
Kim: What do you know about the Great Wall?
Jenny: It’s great.
Kim: What did you do on the Great Wall?
Jenny:
Kim: Look at that photo! What was Danny doing?
Jenny:
Kim: How happy you were! You had fun in Beijing!
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
