— Do you know _______ they got to know each other?— It was last year_______ they both taught Chinese in Canada.
__________ she couldn't understand was__________ fewer and fewer students showed interestin her lessons.
People greatly__________ in their views of life.
You look so tired tonight. It is high time you_________.
--I don't think we have met before.--Yes, once at a party, but we___________.
Our new house is very___________ for me as I can get to the office in five minutes