25. Arrange the following sentences into a good paragraph.
1. When it rains, the rainwater dissolves the harmful substances in the air to form a
weak acid.
2. It kills trees in the forests.
3. When it gets into rivers and lakes, the organisms that live in them are harmed.
4. In some countries, air pollution is very bad.
5. Acid rain is very harmful to the environment.
6. We call this 'acid rain'.
A. 6-4-1-5-2-3
B. 1-6-5-2-3-4
C. 4-6-5-1-2-3
D. 4-1-6-5-2-3
E. 6-2-3-5-1-4
1. When it rains, the rainwater dissolves the harmful substances in the air to form a
weak acid.
2. It kills trees in the forests.
3. When it gets into rivers and lakes, the organisms that live in them are harmed.
4. In some countries, air pollution is very bad.
5. Acid rain is very harmful to the environment.
6. We call this 'acid rain'.
A. 6-4-1-5-2-3
B. 1-6-5-2-3-4
C. 4-6-5-1-2-3
D. 4-1-6-5-2-3
E. 6-2-3-5-1-4