Question

七.

    Environmental problems are becoming more and more s 1  all over the world. For example  cars have made the air harmful to people and poisonous gas is g 2   off by factories. Trees on the hills have been cut down and waste water is being poured continuously intorivers.Furthermore,wherever we go today,we can find rubbish c 3  disposed (处理). Pollution is,in fact,threatening our existence (威胁我们的生存) .

    The earth is our home and we have the d 4   to take care of it for ourselves and for our later generations. Fortunately,more and more people have r 5   these problems. Measures have been taken to cope with these problems b 6   the government. Laws have been passed to stop p 7  . I hope the problem will be solved in the near future and our home will b 8   better and better.

1.   2.   3.   4.  

5.   6.   7.   8.  

Answer 1

七、 1. serious   2. given   3. carelessly   4. duty

5. realized   6. by   7. pollution   8. become/be