Fill in the blanks with proper words.
The world is divided(划分) into two parts. One half of the world is rich and the other is
poor. In the poor part, a lot of people have n{#blank#}1{#/blank#} got enough to eat. When they are ill, none of
the h{#blank#}2{#/blank#} can accept them because they have no money. In
the rich part, a lot of people eat too much. For example, a dog or a cat in
North America eats b{#blank#}3{#/blank#} than a child in the poorer countries.
The poor countries have some difficult p{#blank#}4{#/blank#}. Sometimes the land is too
poor to grow anything on. People there have neither rich land nor enough water.
The land can be made better, b{#blank#}5{#/blank#} a lot of things must be done. The people must
be taught and water must be found.
But in rich countries, there are not always
good places to live in. Sometimes the air is not clean and the rivers are too
dirty to swim in or to d{#blank#}6{#/blank#}.
The roads and streets are full of people and buses, and buses have to move
slowly. Noise is too much. Some people don't have houses. Something must be
done about these problems. The air and the rivers must be cleaned and be kept
clean. More houses have to be built. However, these can't be done e{#blank#}7{#/blank#}. It needs lots of time and
money.
