a.1. lived
2.moved
3.stayed
4.experienced
5.loved
6.started
7.studied
8.passed
9.worked
10.selected
11.launched
12.landed
13.was
14. stepped
b.interrogative: did+ subject+ vb1
negative:subject+ didn’t/did not+ vb1
short answers: Yes,... did/ No, ... didn’t
