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Betty and Kitty are twins. They’re 12 years old. They look the same (看起来一样). But they have different (不同的) hobbies. Betty likes watching TV. Kitty likes listening to music. They both like reading books. Betty likes reading storybooks. But Kitty likes reading science books (科学书). On Sundays, they usually ride bikes to the park. They can play with their friends. Sometimes their parents go there too.
1．Betty is Kitty’s sister.2．Betty likes growing flowers.
3．Kitty likes reading storybooks.
4．They’re twelve years old.
5．They usually take a bus to the park on Sundays.
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
