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Hello, everyone! My name is Jack. I study in Qianmen Primary School. I like reading books and doing sports. I often read books after dinner. And I like reading story books and picture books. At the weekend I often go swimming with my friends. And I often play football with my friends in the park. But sometimes I stay at home and help my mum clean the room.
1．Jack studies in Qinanmen Primary School.2．Jack likes reading story books and picture books.
3．Jack often reads books before dinner.
4．Jack often plays football with his parents in the park.
5．Sometimes Jack stays at home and helps his mum clean the room.
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
