Could you tell me how long __________ thefootball club

Once a reporter receives his assignment from the chief-editor, he has to ______ on his work and tries his best to work on it until the chief-editor ______ it.[ ]

I ‘ ll help you_________

_____ Jack ______ Jim has been to China, but _____ of them knows much about China in fact.

He went to Nanjing ___ October, 2008