Six men will stay in a spaceship for 520 days for a test.Sci

Six men will stay in a spaceship for 520 days for a test.Scientists want to find out the effects (影响) of a long-time space flight on people’s minds and bodies.The test started in early June.Six men — three Russians,a Chinese,a Frenchman and an Italian will spend much of their time in a spaceship.The spaceship is the size of two buses.The six men can’t use telephones or the Internet.They don’t have sunlight.And they only have recycled air.Each man has a single room and a shower.They can use the shower every 10 days.Everywhere else,the men are watched by cameras.They spend eight hours sleeping and eight playing.They eat the same meals eaten by real-life astronauts.They also grow their own vegetables.Diego Urbina,26,the Italian,brought his computer with thousands of books,films and songs with him.Mikhail Sinelnikov,38,one of the Russians,took lots of his photos.The men also bought a video game console to help them to kill time in the spaceship.根据短文内容,选择正确答案.( )51.What is the test for?A.Scientists want to know the effects of a long--time space flight on people’s minds and bodies.B.Scientists want to know how long the six men can live in the spaceship.C.Scientists want the six men to find out if there are some aliens on other planets.D.Scientists want the six men to find out if there are living things in space.( )52.The six men are from ______ countries.A.two B.four C.five D.six ( )53.The underlined word “recycled” means “______” in Chinese.A.污浊的 B.多余的C.循环的D.不足的( )54.Which of the following is TRUE?A.The six men have different rooms,but they share the same shower.B.The six men can only eat the vegetables they grow.C.The six men are allowed to take something to help them kill time.D.The six men have more sleeping time than playing time.( )55.We may read this article in ______.A.The World and the EnvironmentB.Sports and HealthC.Interests and Hobbies D.China Daily

51.A.这个测试是因为科学家想知道长时间在外太空对人的身体和思想有什么影响
52.B这6个人来自4个国家（3个俄罗斯、1个中国、1个法国、1个印度）
53.C他们只有recycled空气.（循环利用的空气）
54.C他们被允许带一些东西去打发时间
55.A因为这个主题是探索外太空的所以地球和环境这个杂志上长期有类似的文章出现