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I am Tony. I am on vacation now. I like Zhongshan, because it is a beautiful city. Tomorrow I am going to visit Zhongshan with my friend Betty. Betty is from the USA. During the day we are going to visit some beautiful places. I’m going to take photos, and at night we are going to listen to music in the hotel. We are going to have lots of fun there.
1．Tony is _______ now. ( )| A．in vacation | B．on vacation | C．at vacation |
| A．Because it is a beautiful city. | B．Because it is a clean city. | C．Because it is a new city. |
| A．China | B．the USA | C．the UK |
| A．watch some shows | B．have a picnic | C．take photos |
| A．Yes, they are. | B．No, they aren’t. | C．Yes, they do. |
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
