.Everyone arrived late at the party for_____ reasons.

That hero who died in the war was so brave that he never _____ to the enemies until death.

Harry, would you _____  the story at the point where John left off yesterday?

When he picked up a large sum of money by accident, he battled with his _____ whether he should keep it or return it to the owner.

Experts said it was       that Malaysia Airlines Flight 370(马航370) had changed course and turned back toward Kuala Lumpur(吉隆坡).