Ответ:

4.

1. Anna is the oldest.

2. Carol is the youngest.

3. James is the tallest.

4. Carol is the shortest.

5. Anna is the heaviest.

6. Carol is the lightest.

7. Carol is the richest.

8. James is the poorest.

5.

b - latest

c - more comfortable

d - happier

e - prettiest

f - older

g -  most attractive

h - funniest

i - curlier

j - shorter

6.

comprative:

1. Your legs are shorter than mine.

2. His jokes are funnier than hers.

superlative:

1. You're the smartest kid in the class.

2. These essays are the worst in the class.