搜索
Yesterday was Saturday. It was sunny. I got up at 7:30. After breakfast, I went to the beach(海滩)with Alice. There were many people on the beach. We ran, jumped and played volleyball(排球)on the sands(沙滩). We swam in the sea. Some men fished on a boat. We had a good time. We were tired, but happy.
1．Yesterday was Sunday. （_______）2．The weather was sunny. （_______）
3．I got up at half past seven. （_______）
4．I went to the beach with Peter. （_______）
5．We played volleyball on the sands. （_______）
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
