Is it good to look up every new word when I come across it in reading?—No，you _____，because you are likely to guess the meaning from the context,

Not once ________ to Michael that he could one day become a top student in his class.

Whether the buildings in this area should be pulled down has remained ________; people are still looking for other possible solutions.

You can’t imagine how my sister finished the relay race ________ her left foot wounded so much.

He borrowed $100 from his boss and was given ten months to ______ the debt.