Question

Пожалуйста,помогите!)

Answer 1

1 has experienced
2 will experience
3 have begun
4 occured
5 causes
6 have developed
7 waves
8 hold
9 moves
10 know
11 happened
12 stroke
13 were sitting
14 suddenly found
15 died, collapsed
16 sent
17 did the next earthquake occur
18 have often helped
19 are studying
20 also appeared 
21 
22 seem