1.watched
2.read
3.went;went
4.Did;visit
5.Did;fly;flew
6.put
7.swept;didn't
8.did;find;found
9.was;was not
10.Was;wasn't
11.had
12.Did;practise;didn't
13.did;do;watched;read
14.went
15.didn't visit;stayed;did
16.did;write
17.studied;practiced
18.Did;do;did