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

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．

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

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

（）evidence that language acquiring ability must be stimulated．

We must remember that （）fashion is not the most important thing in （）life．

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

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

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

Under no circumstance （）to tell lies to parents．