Complete the sentence using the verb given in : present perfect simple,present perf continuous, past simple and past continuous.
work
a. She ... on a couple of similar projects already.
b.She ... on this project for over 3 months now.
c. She... on her new project when I last spoke to her.
d. She ... on a similar project in her old company.

finalize
a.They ... the schedule for a few days now.
b. I think they ... the schedule a few days ago.
c. .... they .... the schedule yet?
d.They ... the schedule this morning. I m not sure if it s ready yet.

wait
a.I saw you earlier. You ... for a bus outside the university.
b.We ... and ..., but he didn't turn up.So, we went without him.
c.We ... only ... for a few minutes so far.Let s give him a little longer.
d.Come on, let s go. We ... long enough.

go
a.Sorry I couldn't stop for a chat. I ... to my creative writing class.
b.I ... to my creative writing class last night.
c. I ... to creative writing classes for about a year ago.
d. I .... to my creative writing class only once this tern.