搜索
Hello! My name is Lin Li. I’m eight. My mother is a doctor. My father is a teacher. I have a brother and a sister. Look! Three schoolbags. My schoolbag is blue. I like blue. My sister’s schoolbag is green. My brother’s schoolbag is white and black. I have a new pencil-case. I have ten pencils. I have a new pen. It’s black. I like it.
1．I’m Lin Li. I’m ______. ( )| A．8 | B．9 |
| A．mother | B．father |
| A．a schoolbag | B．three schoolbags |
| A．blue | B．green |
| A．pencil | B．pen |
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
