VI用所给词的适当形式填空,其中有两项多余.feed,fresh,rubber,small,on,control,meatTherearealotoftreesaroundus.Thetreescanhelptomaketheair1andcleaner.Theycanalsohelpto2theweather.Theyprovide(提

Question

VI用所给词的适当形式填空,其中有两项多余.
feed, fresh, rubber, small, on, control, meat
There are a lot of trees around us. The trees can help to make the air 1 and cleaner. They can also help to 2 the weather. They provide(提供) humans with food, 3 , medicine and other things. Because of the trees, many animals can live 4 the earth. But people often cut trees down in large numbers. The forests are becoming much 5 than before, so we should protect them well.
1.____________ 2.____________ 3.____________ 4.____________ 5.____________

Answer 1

1.fresher 2.control 3.meat 4.on 5.smaller