---The window must have taken you quite a lot of time that day. --- You are right. They ________ for weeks.
He observed a stranger _______ around the store at 12 p.m. last night.
Once ______ , the plan can’t be changed.
They asked me so many ______ questions that I got ______.
.Jumping out of ______ airplane at ten thousand feet is quit ____ exciting experience.
I thought it __ very boring, but it wasn’t.