The education reform is being carried out in China. It’s certain that a completely new situation will _________ when the new examination system comes into existence.

Tom and I are in the same class, are in .

None of us had expected Luo Yang, the production head of China’s new J-15 fighter jet passed away on the country’s aircraft carrier ____ his mission successfully completed

It was because he was ill ______ we decided to return home.

Harry’s been driving all day, he _____ be tired.