Question

完形填空。阅读下面短文，然后从各题所给的三个选项中，选出最佳选项。

     Villagers are much healthier than people who live in towns. One reason for this is country air is fresher than the air in smoky    1   . The villagers breathe fresh clean air all day in the fields, but the air the townsmen    2    is always full of smoke and dust.

    We cannot live without air. If we are stopped from breathing    3   for five minutes, we will die. Bad air means bad health and certain kinds of   4   , which may kill us in the end,    5   they may not kill us at once.

    We all   6    what unpleasant feelings we get if we stay a long time in a closed, crowded room. After a time, we begin to feel very    7   . and can hardly keep our eyes open. The longer we stay, the worse we feel. How nice it is when we get    8    into the fresh air outside!

    We must keep our windows open, so that the    9   in our house is always fresh, and we should breathe as much as we can in the open air. For people who breathe   10   air for a long time often get very ill and die of lung diseases.

1 A. cities                             B. fields                          C. factories

2 A. eat                              B. smell                         C. breathe

3 A. as                               B. even                          C. still

4 A. death                            B. illnesses                       C. accidents

5 A. so                               B. since                           C. though

6 A. know                             B. fear                          C. expect

7 A. hot                              B. sleepy                         C. lonely

8 A. up                               B. out                           C. down

9 A. air                              B. furniture                       C. environment

10 A. dry                             B. clean                          C. bad

Answer 1

1A  2C  3B  4B  5C  6A  7B  8B  9A  10C