—Another cup of coffee? That’s your third since lunch.—Yeah, well, I ____ all night preparing for my history exam. I can hardly keep my eyes open.
Old-fashioned phones matter when wireless networks __________ in disasters.
The streets are all dry. It _____ during the night.
I would have gone to my cousin’s birthday party last night, but I was not.
--I am sure Mary will win the first place in the coming competition. --I think so. She ________ for it for months.
There is _____ Liu Chang in our class, but I’m afraid he isn’t ____ one you want.