(1) The doctor's discovery will have a(n) ________ influence on mankind. (2) She was overwhelmed with ________ when she heard that he had been given a promotion. (3) When you learn a second language you have many difficulties to ________. (4) If you keep practicing, you might ________ become a good dancer. (5) She asked us all what we thought of her new hairstyle, but she was only looking for ________. (6) The amount of water in the pond will ________ as the dry season continues. (7) Mary's comforting words provided the ________ I needed. (8) They are worried that their dicision might prove to be ________ to the future of the company. (9) When a person has an infectious disease, he is usually ________ from other people. (10) Throughout his speech, he ________ the seriousness of the situation.