1-saved
2-was walking; saw
3-replied; received
4-was repairing; was reading
5-gave; told
6-got; was snowing
7-were increasing
8-were talking; arrived
9-was telling
10-was shivering; felt
11-was doing
12-whispered
13-was having
14-spent
15-began; told
16-moved
17-became
18-was covering; woke
19-fell; cried
20-were playing; went
21-were travelling
