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1．In which column of a newspaper can we find the four passages above?
| A．Future Life | B．New Discoveries | C．News Around the World |
| A．In the next three years, we'll be able to travel on high-speed maglev trains. |
| B．The French couple won Pritzker Architecture Prize for their rebuilding work |
| C．The observation time of "Sky Eye" is around 450 hours in total per year. |
| A．My grandpa is used to the quiet and peaceful ________ life. |
| B．In ________ areas, we always see many tall buildings and busy streets. |
| C．Margret wishes to enjoy the ________ life in the center of London again! |
① China plans to build 30 airports in the next three years.
② The two French architects are creative.
③ Sharing "Sky Eye" shows China’s opening to the world.
④ Using mobile phones while driving is punished in the UK now.
| A．②③ | B．①③ | C．②④ |
| A．The beautiful world. |
| B．Change for a better world. |
| C．Science and technology light up the future. |
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
