On July 20th, 1969, two American __________ planted the first human footsteps on the moon.
A: visitors
B: pilots
C: scientists
D: astronauts
A: visitors
B: pilots
C: scientists
D: astronauts
举一反三
- 中国大学MOOC: On July 20th, 1969, two American __________ planted the first human footsteps on the moon.
- Scientists performed the first MRI body of a human being in July .
- Two human beings landed on the moon in _________ led by the Apollo program A: 1968 B: 1969 C: 1970 D: 1972
- Which statement is true about the astronauts who went to the moon A: They had only 16 minutes of flight experience by 1969. B: They accomplished what was thought to be the impossible. C: It seemed unreal to the astronauts that they were on the moon. D: It was wonderful for the astronauts to live on the moon.
- What will be the astronauts' top priorities（） A: Entering the orbit and landing on the moon. B: Landing and walking on the moon surface. C: Exploration and researches into the moon composition. D: Exploration and construction of a moon base.