Réponse :
1. samples
2. sift
3. PET
4. Landfills
5. empty the garbage
6. to persist or to last
7. to deteriorate, to disintegrate,
8. to be immune to sth
9. assault, attack, bid, crack
10. to plug the gaps, to fill in
11. to purify
12. a kind of
13. centuries
14. steady or stable
15 unforeseen
16. an unexpected reaction
17 bacterium and enzimes
18 oil spills
19 propose
20. to care about such things (to treat with caution)
Explications :
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Réponse :
1. samples
2. sift
3. PET
4. Landfills
5. empty the garbage
6. to persist or to last
7. to deteriorate, to disintegrate,
8. to be immune to sth
9. assault, attack, bid, crack
10. to plug the gaps, to fill in
11. to purify
12. a kind of
13. centuries
14. steady or stable
15 unforeseen
16. an unexpected reaction
17 bacterium and enzimes
18 oil spills
19 propose
20. to care about such things (to treat with caution)
Explications :