To fetch water before breakfast seemed to me a rule ______. 

Though Michael had made enough academic preparations, _____ experience led to his failure in the job interview.

In the wartime, the masses devoted whatever they had to ______ the army in fighting against the Japanese.

Seeing the sun _____ above the surface of the sea we burst out a shout of joy.

When he got back ten years later , he found his home village completely ________ .