搜索
| A．What is the capital of the US? | B．Where is Los Angeles? | |
| C．I want to go to the US one day. | D．What do people speak in the US? | E．Is New York in the west, too? |
B: Wow! How big! 1. _______________
A: They speak English.
B: 2. _______________
A: It’s in the west of the US.
B: 3. _______________
A: No, it isn’t. It’s in the east.
B: 4. _______________
A: Washington DC is the capital of the US.
B: 5. _______________
A: Great!
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
