31)have not call me
32)watched
33)did not do
34)knocked
35)have worked
36)we will wait
37)he have eaten
38)drank
39)lives
40)had
41)learned
42)did or will see
43)have waited
44)read [red]
45)have not see
46)lost
47)did you see
48) I have not eat
49)cut
50)have not see
51)I will never see him
52)have invited
53)read