搜索
Hi! My name is Lucy. I’m eleven years old. I’m a student. This is my home. Look! I have a nice desk in the bedroom. On the desk, there are some books and a bag. My dog is in the kitchen. It’s hungry. It would like a hot dog. David is my brother. He is ten. He is in the bathroom now.
1．How old is Lucy? ( )| A．Eleven. | B．Ten. | C．Twelve. |
| A．In the bathroom. | B．In the kitchen. | C．On the desk. |
| A．No, it isn’t. | B．Yes, it is. | C．I don’t know. |
| A．Lily. | B．Mike. | C．David. |
| A．In the kitchen. | B．In the bedroom. | C．In the bathroom. |
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
