When they let us go in, we ___ outside the exam room for over half an hour.
A.had been standing
B.have been standing
C.have stood
D.are standing

By the time I came home, my mother _______ for the meal.
A.was preparing
B.prepared
C.prepare
D.had prepared

“Did you stay up late yesterday?” “Not really. I went to bed after Monica___"
A.had left
B.was leaving
C.leaving
D.has left

I got up late because my alarm clock__ _____.
A.hadn’t gone off
B.didn’t go out
C.didn’t go off
D.hadn’t gone out

I ____to go to Yellowstone, but my wife got sick three days before the departure.
A.have been planning
B.had planned
C.have planned
D.was planned

When they___ home from the concert, they found that somebody ___into it.
A.came - had broken
B.come - breaks
C.came - broke
D.came – breaking

Jack___ chess before, so I showed him what to do.
A.didn’t play
B.wasn’t playing
C.hadn’t been played
D.hadn’t played

After I ______ lunch, I looked for my bag.
A.had
B.had had
C.have had
D.has had

John went to the post office to ask about his package but they kept saying that it ___yet.
A.doesn’t arrive
B.hadn’t arrived
C.is arriving
D.arrived

We___ up the hill for half an hour when we realized we___ in the direction of the castle.
A.were walking - haven’t been going
B.had been walking - weren’t going
C.have been walking - didn’t go
D.had walked - wouldn’t be going