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_______ is on the 25th of December. It is _______ soon. It is a very popular holiday in western countries. People usually have a big supper with ________family. Children can get a lot of presents from their parents and relatives. Helen _______very happy last Christmas. Her Mum and Dad ________her a computer as a present. In China, ________is very popular. It is in January or February. People usually eat a lot of delicious food and spend time with their family and friends. Children can ________ some red packets from their relatives. Linlin’s favourite holiday is not Spring Festival. _________ is Mid-Autumn Festival. She usually _________ the moon. Last Mid-Autumn Festival, her father made a lantern for ______ . She was very happy.
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
