1 be; - Past Simple: was/were - irregular verb
2 decide; - Past Simple: decided - regular verb
3 have; - Past Simple: had - irregular verb
4 get; - Past Simple: got - irregular verb
5 knock; - Past Simple: knocked - regular verb
6 answer; - Past Simple: answered - regular verb
7 open; - Past Simple: opened - regular verb
8 hear; - Past Simple: heard - irregular verb
9 jump; - Past Simple: jumped - regular verb
10 turn; - Past Simple: turned - regular verb
11 see; - Past Simple: saw - irregular verb
12 rush; - Past Simple: rushed - regular verb
13 introduce; - Past Simple: introduced - regular verb
14 shout; - Past Simple: shouted - regular verb
15 walk; - Past Simple: walked - regular verb
16 give; - Past Simple: gave - irregular verb
17 die; - Past Simple: died - regular verb
18 say - Past Simple: said - irregular verb
Ответ: See above