1When will the .... take place? (Celebrate) 2It is ...... for you to feel pround. (Nature) 3It is a ..... discovery. People have been waiting for it for a long time! (Science) 4My keys have .... . I do not have the slightest id...

1When will the .... take place? (Celebrate) 2It is ...... for you to feel pround. (Nature) 3It is a ..... discovery. People have been waiting for it for a long time! (Science) 4My keys have .... . I do not have the slightest idea where they might be. (Appeared) 5The .... Gallery faces Trafalgar Square. (Nation) Слова в скобках поставьте в правильную форму.