第一节 短文改错
此题要求改正所给短文中的错误。对标有题号的每一行作出判断：如无错误，在该行右边横线上画上个勾(√)；如有错误(每行只有一个错误)，则按下列情况改正：
多一个词：把多余的词用横线(—)划掉，在该行右边横线上写出该词，并也用横线划掉。
缺一个词：在缺词处加一个漏字符号(∧)，在该行右边横线上写出该加的词。
错一个词：在错的词下划一横线，在该行右边横线上写出改正后的词。 注意：原行没有错的不要改。
Until the very latest moment of his existence man has
been bound to the planet on which he originated and developed. Now he had
81 ______ the capability to leave that planet and move out into
the universe to those worlds which he has known previously only directly. Men
have 82 ______ explored parts of the moon, put
spaceships in orbit around another planet and possibly within the decade will
land into another planet 83 ______ and explore it. Can we
be too bold as to suggest that we may be able 84 ______ to
colonize other
planet
within 85 ______ the not-too-distant future Some have
advocated such a precdure as a solution to the population problem, ship the
excess people off to the moon. But we must keep in head the billions of
dollars we might 86 ______ spend in
carrying out the project. To maintain the earth’s population at its present
level. We would have to blast off into space 7,500 people every hour of
every day of the year. Why are we spending so little money on
space exploration 87
______ Consider the great need for improving many aspects of the global
88 ______ environment. One is surely justified in
his concern for the money and 89 ______ resources that they are
poured into the space exploration efforts. But perhaps we should look at both
sides of the coin before arriving hasty 90 ______ conclusions.