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It was Saturday. Peter had a lot of things to do. On Saturday morning he visited his friend Tom. Monday was Miss Wang's birthday, they made a birthday cake for her.
He saw a movie with Tom in the afternoon. Monkey King was their favorite movie. It started at 3 p. m. Peter had a big dinner with his family because his aunt came back from Canada.
Peter read books and did his homework on Sunday morning. He was a good student. It was fine on Sunday. So in the afternoon Peter flew a kite in the park near his home. And he watched TV with his parents in the evening on Sunday. Peter had a lot of fun on weekend.
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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
