搜索
Hello! My name is Sam. I’m ten years old. I can jump far. I can’t ride a bike. I have a sister. Her name is Amy. She is nine years old. She can run fast and swim. But she can’t dance. I like her very much.
1．Amy is ______. ( )| A．7 | B．8 | C．9 |
| A．run fast | B．jump far | C．jump high |
| A．run fast | B．jump far | C．jump high |
| A．jump high | B．ride a bike | C．swim |
| A．jump high | B．ride a bike | C．dance |
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
