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My name is Ann. I am having a picnic (野餐) with my family in the park. My father and mother are reading. My sister is dancing. I am drawing them. Where is my dog? Oh! It is running with others (其他的狗). Some children (孩子们) are playing games under the tree. Two people are boating on the lake (湖). They look so happy.
1．Ann’s family are having a picnic in the park.2．Ann’s parents are dancing.
3．Ann is reading.
4．Ann’s dog is playing games under the tree.
5．Two people are boating on the lake.
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
