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The School calendar
Moths | Activities |
Jan. | New Year’s Day |
Feb. | Winter vacation |
Mar. | The Tree Planting Day |
Apr. | Sports meet |
May | May Day Mother’s Day |
Jun. | Children’s Day Father’s Day |
Jul. | Summer vacation |
Aug. | Summer vacation |
Sept. | Teachers’ Day Mid-Autumn Day |
Oct. | China’s National Day |
Nov. | American Thanksgivng Day |
Dec. | Christmas |
1．The sports meet is on May 11th.
2．Kenny has a summer vacation in July and August.
3．The Thanksgiving Day is in December.
4．The Christmas Day is on November 25th.
5．Kenny will plant trees with his classmates in March.
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
