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Yesterday was Sunday. Early in the morning, I ran in the park. At seven thirty, I ate breakfast. I ate a hamburger and an egg. I also drank a bottle of milk. At eight o'clock, I went to the library. I read a book there. I went home at twelve. I had lunch with my mother. Then we went shopping. I was very busy but I was very happy.
1．Yesterday was Saturday.2．At six thirty, I had breakfast.
3．At eight o'clock, I went to the library.
4．I had lunch with my father.
5．I was not 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
