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It was Saturday yesterday. Jack and ken went to a museum. They saw many photos about space. They were very excited(激动的). They saw a photo of an astronaut. It was the first man on the moon. He landed on the moon. On July 20th, 1969. Then they saw a photo of Yang Liwei. He was the first Chinese man in space. He went around the Earth in a spaceship on October15th. 2003. Chinese people are very proud of him.
1．Ken and Jack went to a _______. ( )| A．moon | B．spaceship | C．museum |
| A．one | B．two | C．three |
| A．June 20th, 1969 | B．October 15th, 2003 | C．July 20th, 1969 |
| A．Yang Li wei. | B．Ken. | C．Jack. |
| A．moon | B．Mars | C．Earth |
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
