搜索
A. Wake up!
B. Good-bye, Li Ying,
C. Hello!
D. Hi! Children. I am Uncle Bocky.
E. My name is Mike.
F. Hello, Boy. One is for you.
G. What’s your name?
H. Hello! My name is Ann.
I. Hi, Ken is my name.
J. Hello! My name is Monkey.
1．
（______）2．
（______）3．
（______）4．
（______）5．
（______）6．
（______）7．
（______）8．
（______）9．
（______）10．
（______）
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
