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Amy: Hi, Chen Jie. What do you do on Saturdays?
Chen Jie: I often do my homework, read books and watch TV.
Amy: What do you do on Sundays?
Chen Jie: I often play computer games and go swimming. What about you, Amy?
Amy: I often do my homework, play ping-pong and watch TV on Saturdays. And I often read books and play the piano on Sundays.
1．Amy and Chen Jie often do homework on Sundays.
2．Amy and Chen Jie often read books on Saturdays.
3．Amy often plays football on Saturdays.
4．Chen Jie often plays computer games on Sundays.
5．Amy and Chen Jie often watch TV on Saturdays.
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
