1. Herbicides lead to point source pollution 
=> Point
2. Radiation production from uranium causes a lot of heat 
=> If uranium 
3. The trees are dead due to the acid rain 
=> the acid 
4. Those ships has spilled oil in oceans and rivers, so the water is polluted 
=> Oil from
5. Our family's members would have lung diseases due if we lived in an air
=> Our family's members 
6. They will go for a walk unless it rains 
=> They 
7. Eating too much sugar can result in health problem ( lead)
=>
8. All flights had to be cancelled as a result of the pilots sudden strike ( so )
=> 
9 . My advice to you is to go to the doctor's
=> If I 
P/s : Mình cần gấp á :((