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  • 更新 2022-09-04
  • 科目 英语
  • 题型 填空题
  • 难度 中等
  • 浏览 68

Space travel is nothing new. The first spacecraft with a human was sent up(1)   space in 1961. Since then, people have not only traveled to space,(2)   many of them have lived there in space stations for some time.

The Soviet Union(前苏联) sent the(3)   space station into space in 1971. This space station was called Salyut 1. Salyut 1(4)   as a place where people could live while they observed space and did experiments. The first group of astronauts lived there for 23days. The Soviet Union went on to make seven more Salyut space stations. At about the same time, the United States had(5)   own space station, called Skylab.

Astronauts(6)   in these space stations for a short time. However, it wasn't until the late 1980s when The Soviet Union sent the Mir space station that people began to live in space for a (7)   time.

Living in space stations seems to be fun, but astronauts face many problems. One of them (8)   food. All the(9)   on space station are put together on Earth and sent there by space shuttle. Because the food has to last a long time (sometimes up to three months), a lot of it has to be stored in cans. The space station does not have a fridge, but it has a cool room to keep fruit and vegetables fresh. Astronauts also eat many other foods(10)   dried meat that do not need special care.

(1)A. into

B. with

C. of

(2)A. or

B. but

C. unless

(3)A. ones

B. one

C. first

(4)A. found

B. was built

C. was brought

(5)A. them

B. they

C. its

(6)A. lived

B. played

C. took

(7)A. more

B. shorter

C. longer

(8)A. am

B. is

C. are

(9)A. apple

B. vegetable

C. meals

(10)A. such as

B. at last

C. next to

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