

28. We (wait) _______________________ for her for 30 minutes.
29. She (go) ______________________ out since 5 a.m.
30. They (not eat) ______________________ anything all the morning.
31. She looks very exhausted because she (work) ___________________ all night.
29. She (go) ______________________ out since 5 a.m.
30. They (not eat) ______________________ anything all the morning.
31. She looks very exhausted because she (work) ___________________ all night.