brilliant: a brilliant scientist, a brilliant career, to have a brilliant time. Winning that race was just brilliant. Wasn't it an absolutely brilliant idea? contribution: 1) a wonderful contribution, to make a contribution to something. They made a very large contribution to the development of this theory. 2) We were asked to make a contribution of 25 dollars. enter: 1) to enter the house, to enter the hall. The boy was not allowed to enter the room. 2) to enter a university. I'd like to enter this school. 3) Enter the information into the computer. graduate: to graduate from university, to graduate from college. He en- tered the university in 2005 and graduated from it in 2010. improve: to improve the results, to improve the performance, to improve education, to improve educational standards. The weather has improved. My elder brother is always trying to improve himself. knowledge: to improve your knowledge, his knowledge of the facts, not to my knowledge. I did not have any knowledge of what had happened. You should have some knowledge of physics at your age. opportunity: a good opportunity, a brilliant opportunity, a fantastic opportunity, to take the opportunity, to miss the opportunity. Your visit to London is a wonderful opportunity to see the city. Don't miss the opportunity to go there. respect: respect for somebody/something, to lose respect, to show respect. We have always shown respect for the law.