搜索
Hello! I’m Lucy. I’m twelve years old. My mother is thirtysix years old. My father is thirtynine years old. Today is Monday, April 22. It’s my mother’s birthday. Our family will have a big party. "Happy birthday to you, Mum!" I say. My mother is very happy. My father and I are happy, too（也）.
1．How old is Lucy? ( )| A．Eight. | B．Nine. | C．Twelve. |
| A．Thirtynine. | B．Thirtyeight. | C．Thirtysix. |
| A．Sunday, April 22. | B．Monday, April 22. | C．Monday, May 22. |
| A．Lucy’s father’s. | B．Lucy’s mother’s. | C．Lucy’s. |
| A．No, she isn’t. | B．Yes, she is. | C．She is not happy. |
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
