Answer:
1.a
2.s
3.h
4.e
5.l
6.m
7.o
8.a
9.k
10.f
11.i
12.r
13.b
14.o
15.b
Words to underline:
1. around
2. she
3. him
4. eraser
5. lock
6. margarine
7. older
8. agile
9. kind
10. fast
11. intelligently
12. really
13. by
14. over
15. between
5.8m questions
7.5m answers