___ he has finished writing the novel is unknown.
| A．If | B．Whether | C．When | D．While |
As we all know ,the Industrial _______took place in England first .
| A．Revolution | B．Dynasty | C．Gymnastics | D．Character |
The development of the information _______is making the world become samller .
| A．operator | B．technology | C．signal | D．intelligence |
In this lecture ,I can only give you a purely ______view of how we can live life to the full and make some suggestions about the future .
| A．private | B．personal | C．unique | D．different |
John thinks it won’t be long ______he is ready for his new job .
| A．when | B．after | C．before | D．since |
People try to avoid public transportation delays by using their own cars ,and this ______creates further problems .
| A．in short | B．in case | C．in doubt | D．in turn |