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

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

Under no circumstance （）to tell lies to parents．

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

（）evidence that language acquiring ability must be stimulated．

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

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

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

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．