If you haven’t got the service advertised on their website, then you have _____ to complain about it.

In my ________, playing hickey is more interesting than playing football.

Many people complain of the rapid _____ of modern life.

Being aware of the__________of the disaster, some famous stars organized a charity concert to raise money for the victims.

Though we have worked out the plan,the hardest part is putting it into       .