A: Lately Chengdu has seen another outbreak of the CONVID-19 pandemic. Everyone is busy fighting the virus. Can you introduce how people deal with the pandemic around the world?
B: Well, if you visit Rwanda’s capital city of Kigali, you’ll see dozens of hand-washing basins (洗手池) at the city’s bus station that
A: The doctors really have a
B: Actually, the pandemic has always been around in human history, and the fight
A: It seems
B: You are quite right about that. During this year’s pandemic. Mayor of Paris introduced the idea of “decentralizing (去中心化)” the city — every neighborhood should have a mix of stories, homes, offices, and other important buildings. This would avoid
A: Pandemics have been
B: You can bet on it!

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

