In recent years travel agencies have succeeded in selling us the idea that ________, the better our holidays will be. 

It is a great ______ for us to be invited here to meet the great scientist face to face.

Currently，many American women are still faced with the _____ of choosing between work and family commitments.

Many young people leave their hometown to seek their _______ in big cities. 

I have battled with my _________ over whether I should actually send this letter.