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| Contents (目录) Chapter (章节) Page (页) One The Spring Festival………………………………… 1 Two The Lantern (元宵节) Festival……………………… 6 Three The Dragon Boat Festival … …………………… 10 Four The Mid- Autumn Festival……………………………14 Five The Double Ninth Festival ……………………………18 |
1．The book is about ________. ( )
| A．Chinese food | B．Chinese festivals | C．China’s famous places |
| A．6 | B．10 | C．14 |
A． | B． | C． |
| A．The Spring Festival. |
| B．The Mid-Autumn Festival. |
| C．The Dragon Boat Festival. |
A． | B． | C． |
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
