Amy: Hello, John.
John: I can wash my clothes.
Amy: Great! You’re helpful!
John: I often play football with my friends.
Amy: I often go to the nature park.
John:
Amy: Yes, there is a big lake. There are many flowers near the lake.
John:
Amy: No, there aren’t any bridges. But there are many rivers.
A.What about you? |
B.Are there any bridges? |
C.What can you do? |
D.What do you do on the weekend? |
E.Is there a lake in the nature park? |
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