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I love ________ very much. It takes me about seven hours to read different types of books every week. On weekdays, I usually read for about half an hour before going to ________ at night. I read a lot at weekends. I am interested in ________ books and I want to be a scientist in the future. I get most of my books ________ Bao’an Library. My friends give me lots of advice on books. We often meet together and talk about what to read. We always have a ________ time. Good books are our good friends. They help me relax after a busy day. They also open a whole new world for me.
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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
