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Today is October 1st. I don’t go to school. My parents and I go to Tan’anmen Square(天安门广场) at 10:30 in the morning and then we eat lunch in a restaurant(饭店). After that, we go shopping together. My mother buys a pretty and warm hat. She says she can wear it in winter. After dinner, I take a dancing class with my friend Sally. It is a lot of fun. After class we do our homework together. It’s a busy but happy day.
1．Today is China’s National Day.2．I go to Tian’anmen Square with my friend Sally.
3．My mother buys a new hat. It’s pretty and warm.
4．I take a dancing class with Sally after lunch.
5．I do my homework in the evening.
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
