Răspuns:
11.Slept
12.waited
13.did
14.had to wait
15.have to do,had to
16. did not hear
17.received,i havent got yet
18.is going to,will
19.have to wind
20.have to do,have to wait
21.have to be
22.have to stay,stayed
23.got to go,i have to be,it doesn't,fed