I. Choose the word that has different pattern :
1. B. pollution (2)
2. B. disposal (1)
3. C. pernament (1)
4. A. groundwatee (1)
II. Combine the sentences :
1. I am a member of the anti-pollution program in my school so i often go to school by bus
2. Because of the tree in this area's being cleared off , public facilities would be contructed
3. Since fresh, clean ... , no one can live without it
4. Kim never cleans her room because her mother is complaining
5. Many aquetic animals are dead due to the polluted water
-> since / because / as + S + V : bởi vì
due to / because of + N/Ving : bởi vì
III, Complete the sentences using the correct forms of the verbs :
1. treated
2. poisonous : độc hại
3. enviromental : thuộc về môi trường
4. contaminated : ô nhiễm
5. radiology : x quang
