-- _____is that used for?---_____ the floor.
The taxi ________ I usually took to my office was destroyed in a traffic accident?
As he was too fat, he tried several shirts _______ but ____ fitted him.
After the clock twelve, the students walked out of the lecture room.
---- I’m sorry, but we really can’t offer you the job if you haven’t get a higher education.----- What a pity! I ______ hard at high school.
The students will take morning exercise every day, _________ it rains.