1.The pollutants water results in the erath and the fish.

2.this time next year, Nam will be learning a new language.

3.Most people had left before the volcano erupted.

4.If i were you, I would see the doctor immediately.

5.If the water is contaminated, people will get more diseases.

6.I think in the future, many peolpe will prefer comunicate by social media.

7.When the storm starts, they will be taking shelter in a cave.

8.The fiish are dead because of the polluted water.

9.Yesterday, a terrrible srtorm striked the rural area in Ha Giang province.

10.Ten new houses are built in the town every year.

11.Residents of flooded village were taken to the safe place last night.

12.I had left when they came.