---How is your grandma?--- She’s fine. She used to _______ TV at home after super. But now she is used to ________out for a walk.
More than two _______years ago, people knew little about the universe.
I can't drive a car now, but I_______ able to do it in 2015.
They arrived at our factory yesterday.
I will telephone you at four o’clock.
We saw flowers and trees everywhere.