Reporter: Hello, everyone! I am the reporter Mr Chen. Today we’re at Happy School. The children are talking about countries they’d like to travel to. Hi, Mary.
Mary: If I can travel abroad
Reporter: That’s interesting! Where will you go, Charlie?
Charlie: I think
Reporter: That sounds great. And what about you, Peter?
Peter:
Reporter: That’s a good idea. And Betty?
Betty:
A.I will go to Canada. |
B.I want to go to New Zealand. |
C.I will choose Britain. |
D.If you can travel to any country in the world, |
E.I will go to the USA. |
F.If I go to Ottawa in March and April. |
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