1, of
2, for
3, after
4, for
5, up
1, look after
2, Therefore
3, solid
4, off
5, Consumers
6, resources
7, plumber
8, recent
9, dripping
10, Ultimately
16.B
17.C
18.A
19.B
20.B
III)
1. look after
2. Therefore
3. solid
4. off
5. Consumers
6. resources
7. plumber
8. recent
9. dripping
10. Ultimately









