Exercise 7: Complete the sentences with superlative form of adjectives.
1.the worst 6. the cleverest
2.the laziest 7. the best
3.the biggest 8. the closest
4.the tidiest 9. the largest
5.the coldest 10. the coldest
Exercise 8: Complete the sentences with must or mustn’t.
1. must 2. must 3. must not 4. must not 5. must not
6. must 7. mustn’t 8. must 9. must not 10. must not

1. the worst
2. the laziest
3. the biggest
4. the tidiest 
5. the coldest
6. the most clever

.

7. the best
8. the closest
9. the largest
10. the coldest
.
1. must
2. must
3. mustn't
4. mustn't
5. mustn't
6. must
7. mustn't
8. must
9. mustn't
10. mustn't