July 20th,1969 was an important day.Two Americans landed on the moon.Their names were Armstrong and aldrin.They went there by spaceship.Its name was Apollo 11.Apollo 11 left Cape Kennedy on July 16th and went three hundred and eight-five thousand kil

July 20th,1969 was an important day.Two Americans landed on the moon.Their names were Armstrong and aldrin.They went there by spaceship.Its name was Apollo 11.Apollo 11 left Cape Kennedy on July 16th and went three hundred and eight-five thousand kil
July 20th,1969 was an important day.Two Americans landed on the moon.Their names were Armstrong
and aldrin.They went there by spaceship.Its name was Apollo 11.
Apollo 11 left Cape Kennedy on July 16th and went three hundred and eight-five thousand kilometers.It took
the two Americans three days to get there.On July 20th the spaceship landed in the Sea of Tranquility (宁静),
Armstrong first stepped onto the moon.The two men walked on the ground of the moon.They picked up some
stones and put them in the spaceship.They jumped up and down.They were tired after their moonwalk,so they
rested.
On July 21st Apollo 11 left the moon and returned to Earth.Three days later,it came down in the Pacific
Ocean (太平洋),A ship took the men to America.
56.The best title for this passage is___
A.Two Americans on the moom.B.Animportant day.C.On the Moom

July 20th,1969 was an important day.Two Americans landed on the moon.Their names were Armstrong and aldrin.They went there by spaceship.Its name was Apollo 11.Apollo 11 left Cape Kennedy on July 16th and went three hundred and eight-five thousand kil
看第一句就知道是美国登月.一般阅读理解就是要找中心句,不在第一段就在最后一段.此文的中心句很明显就是第一段.
答案有三,首先排除C,因为他不完整,就说在月亮上,在月亮上干嘛没说清.再看A,可能会觉得A也是对的,因为本来就是俩美国人登月,但是不要忘记,阿波罗登月这件事不光是美国人的事,那是人类首次登上月球,是值得铭记的,所以应该是B,重要的一天.

我觉得应该是b比较好，a和c意思不全面。

有没有第四个选项呢?