搜索
A: Hello, John.
B:
A: I have a new friend. He’s a boy.
B: What’s his name?
A:
B: Really?
A: Yes, he is. Look at his photo.
B: Wow! He looks young.
A: He’s ten years old. He is a basketball player(篮球运动员).
B: Cool!
A: Good idea!
| A．How old is he? |
| B．Is he strong? |
| C．His name is Bill. |
| D．Let’s play basketball with him. |
| E．Hi, Mike. |
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
