There has been a great increase in retail sales , （）﹖

It （）quite a few years （）the accused was declared innocent and set free．

Professor Wang ,（）for his informative lectures, was warmly received by his students．

Under no circumstance （）to tell lies to parents．

It is the news （）most parents of the hope that there is a safe and socially approved road to a kind of life they themselves have not had, but their children can．

The professor said he could talk on （）interested the audience．

Modern science and technology has （）communication between people far apart．

On hearing a great noise, Mike looked forward through the window （）what happened outside the room．

"（） your meeting is!" he offered them his sincere congratulations．

In fact Peter would rather have left for San Francisco than （）in New York．