搜索
Hello! I’m Li Tao. I’m a boy. I’m ten. I’m from Shanghai. Look, I have a new bag. It’s nice and big. I have many friends in it. I have twelve books, six pencils and fifteen crayons. I like it very much.
( )1.Li Tao is a boy.He’s ______.A.13 B.10 C.12
（ ）2.Li Tao has ______books.
A.12 B.14 C.20
( )3.Li Tao has ______crayons.
A.15 B.16 C.17
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
