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Yesterday was Sunday. My mother and I went to the park. In the park, we met my mother’s friend, Li Hui. We said hello to her. She talked to my mother for a short time. She liked me very much. Then we walked in the park. We saw many people and many flowers. We took lots of photos. We were very happy. Then we went home by bus.
1．Today is Saturday. （______）2．Yesterday my mother and I went to the supermarket. （______）
3．In the park, there were many people. （______）
4．We took many photos. （______）
5．We went home on foot. （______）
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
