搜索
Mum: Evening, Tim.
Tim: What’s for dinner, Mum?
Mum:
Tim: Great! I like noodles.
Mum:
Tim: Yes, of course. Let me cut the vegetables.
Mum:
Tim: Don’t worry.
Mum: Good boy!
| A．I’ll cut them slowly. |
| B．Can you help me cook the noodles? |
| C．Good evening, Mum. |
| D．Let’s have noodles. |
| E．The knife is sharp. |
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
