The reason_________ he was late for work was_________ he didn’t get up early.  

(2014·安徽马鞍山两校第二次联考)China is developing fast.That’s________I think those of my colleagues who deal with China affairs should visit China.

The reason ____he was late was ____he had taken a wrong bus.

What is concerning us greatly is ________ the workers held up in that area yesterday will be set free.

“I was touched by the children here who called me ‘Grandpa Wen’ because that’s _______the Chinese children call me at home,” said former premier Wen Jiabao in India．