Guoguo: It’s very hot in summer in Beijing.
Mike: Yes, I do. I like swimming. I go swimming with my cousin.
Guoguo:
Mike: He is twenty years old. He teaches me how to swim.
Guoguo: What does your cousin do?
Mike:
Guoguo:
Mike: He was a professional swimmer. We swim in a gym.
Guoguo: Where is the gym?
Mike:
A.How old is your cousin? |
B.Do you often go swimming in summer, Mike? |
C.What did he do before? |
D.It’s in the east of my house. |
E.He is a professional swimming coach. |

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

