用方框中所给单词的适当形式填空,每个单词限用一次,使短文通顺正确连贯,将答案填写在题后的横线上。
Save, clean, make, keep, use, put, grow, swim, collect , pick |
Life today has brought about new problem.One of the biggest problems of every nation is pollution.In America,there are laws __
1__the air and water clean.These are new laws and it has taken much time __
2___ a polluted river or lake. Now the fish are healthy again and people can enjoy __
3__in the clean water.
When food is brought from the store to the home,it is packed in paper,glass,or plastic.Every day a newspaper comes to the home.Americans use __
4__all these materials in the garbage which was picked up by a large truck.The truck these materials to a garbage dump or a land-fill. The truck dumped the garbage into a large hole and then earth was pushed over the garbage until the hole was filled.Then, a new hole must be found.
As the years went by,the garbage increased as the population __
5__. Scientists suggested using some
garbage again. They advised businessmen __
6__money by recycling or using paper,glass,and plastic again.
Now,a recycling truck comes to each home once a week __
7__ up materials.American families are told __
8__their newspaper in boxes and clean all glass, and plastic. The truck takes them to factories for
recycling.
Recycling is a way __
9__the environment from pollution by __
10__ many materials again.
1._________ 2.___________ 3.___________ 4.__________ 5.__________
6._________ 7.___________ 8.___________ 9.__________ 10.__________