Question

16. useful
17. seldom
18. entrance
3.
19. guilty
20. forward
Add un-, in-, im- or dis- to these words to form antonyms
2.
fair
justice
1.
5.
obey
possible
4.
8.
tidy
9
7.
pure
11.
complete
common
12.
10.
ni
6
.​

Answer 1

Answer:

fair unfair

justice injustice

obey disobey

possible impossible

tidy untidy

pure impure

complete incomplete

common uncommon.