... admitted)..........into the sickroom. 4. She is one of the greatest (perform, performer, performance performing)...........to appear in this theatre. 5. The (perform).......she gave last night was marvellous. 6. ... admittance)..........into the sickroom. 4. She is one of the greatest (perform, performance, performer, performing)...........to appear in this theatre. 5. The (perform).......she gave last night was marvellous. 6. ... 10. The book doesn’t say much about the prices, but is very ( inform, information, informative, informer )……..about everything else. 11. These qualities are ( sufficient, sufficiently, sufficiency,...