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Jack is my pen friend. We often write to each other. I’m in Beijing, but he lives in London. He says he wants to visit China. He likes China very much. He can speak only a little Chinese. He studies Chinese with me and I study English with him. We learn from each other. We’re good friends.
1．Where does Jack live? ( )| A．Beijing | B．Shanghai | C．London |
| A．Jack’s friend | B．Jack | C．I |
| A．Japanese | B．Chinese | C．English |
| A．Jack and I are in the same school. | B．We’re in the same class. |
| C．We’re good friends. |
| A．Yes, very much. | B．I don’t know. | C．Not at all. |
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
