阅读理解。
     A very important world problem is the growth of population on the earth. The population of the world
  today is more than 6.5 billion. That is a __1__ number and we know it quite well. The important thing is
  not how large the population of the world is now, but is the rate (速度率) of the growth. It is about 1.63
  percent every year after the number of dead people has been taken away.
     Look at the second hand of your watch. Every second four babies are born in the world. Another
 baby! Another baby! Another baby! You can't speak __2__ enough to keep up with the birth rate. The
  population is growing faster and faster. So it goes on, hour after hour. In one day, people have to find
 food for over 350,000 mouths__3__ .
     This great growth of population will make a big problem by the year 2010-there will be as __4__ as
  7,000,000,000 people on the earth. So this is one of the__5__  problems you are going to see in your
 life.
1. 将下列几个单词分别填入短文所缺的空格中。其中有一个是多余的。
    quick, quickly, biggest, many, more, great 
    1. _____ 2._____  3._____ 4._____  5._____
2. 将短文中画线的句子翻译成汉语。
                                                                      
3. From the passage we know there are about _____ new babies to be born in a minute.
4. The rate of the growth of population every year is about _____.
5. 请为本文选择一个最恰当的标题。
    A. The Number of Dead People
    B. The Growth of Population
    C. The Food Shortage
    D. The Heavy Traffic