The policeman saved the little girl from the gangs. He’s never afraid of them. I think he is a man of _________.

Her stubbornness and _____ lead to her final success.

Bill was doing a lot of physical exercise to build up his_______.

Violence (暴力) computer games may have a bad ____________ on children.

Put the_______of your tongueagainst your upper teeth when you produce the sound。