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The Lantern Festival is a traditional Chinese festival. It is after the Sping Festival. The special food for Lantern Festival is yuanxiao. People hang lanterns. There are many different shapes of lanterns. And there are also some riddles on the lanterns. People try hard to solve the riddles. At the Lantern Festival, people go outside to have a look at the lanterns and enjoy the dragon dances. Everything is very interesting and everyone is very happy.
1．The Lantern Festival is a traditional English festival.2．The Lantern Festival is before the Spring Festival.
3．People hang lanterns with different shapes.
4．There are some riddles on the lanterns, people try to solve the riddles.
5．You can see the dragon dances at the Lantern Festival.
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
