Alison is down with the flu. There is no way she is at work now! (be) Alison _____________as she is down with the flu
can't be working
Perhaps she is travelling but I really don't know. (be) She________________ but I am not really sure.
might be travelling
She has just retured from her graduation trip in Maldies. I am sure she is exausted. (be) She ________________from her graduation trip in Maldives.
must be exhausted