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The Chongyang Festival is a Chinese traditional festival. It is celebrated on the ninth day of the ninth lunar month. It’s also1．(call) the Double Ninth Festival.
The festival started as2．/ˈɜ:li/ as the Warring States Period (475—221 BC) . It has a history of more than 1,700 years. Among the numbers from zero to nine, nine is the3．(high) odd number (奇数). People believe that two “nines” meeting together stand for a long life. So it is a special holiday4．Chinese people to show love and respect for their elders. They hold many5．(kind) of activities in honor of old people, wishing them good6．/helθ/ and a long life.
The festival comes during the golden time of7．/fɔ:l/. On the day, people traditionally drink chrysanthemum (菊花）wine, eat Double-Ninth Cakes8．climb mountains. They also carry a kind of plant named dogwood. People in ancient times believed that 9．plant could drive away evil (邪恶的）spirits and prevent them from10．(catch) an illness in winter.
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
