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(1)September（缩写式）＿＿＿
(2)butterfly（复数）＿＿＿
(3)it(复数)＿＿＿
(4)swim(现在分词)＿＿＿
(5)wear(同音词)＿＿＿
(6)come（反义词）＿＿
(7)policeman(复数)＿＿＿＿
(8)let’s (完全形式)＿＿＿
(9)day(复数)＿＿＿
(10)third(缩写式)＿＿＿＿
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
