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Christmas is the biggest festival in the US, the UK and most other English speaking countries. It is on the 25th of December. People put special trees in their homes. Many houses put lots of lights outside. People give presents and send cards. People sing Christmas songs. Children will get presents from Santa claus. People love Christmas a lot.
1．Christmas is the biggest festival in America and China.（________）2．People put Christmas trees in their homes. （________）
3．People sing Christmas songs on that day. （________）
4．People put lots of lights outside. （________）
5．Children won't get presents at Christmas. （________）
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
