Answer:
1) Construction or a Structure.
2) Soliloquy.
3) Annually.
Step-by-step explanation:
1) You can either call it a construction building or a (large) structure. There are many more terms for this but these two work best.
2) Soliloquy is when a character gives his/her speech alone by themselves on stage.
3) We use the word, "Annually" when things only happen once a year. For example; Halloween and Independents Day.