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Good Stories Writer: Emma Picture: Ken | Contents The New Doctor ..........................................................1 A Cheap Meal ..............................................................6 A Sad Story .................................................................11 Violin Lessons .............................................................15 |
1．What’s the name of the book? ( )
| A．Contents. | B．Good Stories. | C．A Sad Story. |
| A．15. | B．5. | C．4. |
| A．The New Doctor. | B．Violin Lessons. | C．A Sad Story. |
| A．15. | B．6. | C．11. |
| A．The New Doctor. | B．Violin Lessons. | C．A Sad Story. |
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
