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It’s Saturday morning. My friends and I are going to the park. It’s near our school. We get there by bike. There are a lot of people in the park. Some girls are skipping. Some boys are flying kites. I am rowing a boat on the lake with my friends. Rowing a boat is fun. We are going to see a film in the evening. Everyone is having a good time.
1．I am going to the park with my parents on Saturday morning.2．We get to the park by bike.
3．Some girls are flying kites.
4．I am rowing a boat. I like rowing a boat.
5．We are going to see a film tomorrow.
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
