Answer:
See explanation
Step-by-step explanation:
Angelo danced gracefully yesterday.
Yesterday refers to past tense, so the word that needs to fill the blank should be the past tense of 'dance', which is 'danced'.
It was a funny situation but nobody laughed.
The verb 'was' refers to past tense, so the word that needs to fill the blank should be the past tense of 'laugh', which is 'laughed'.
The window was open and a bird flew into the room.
The verb 'was' refers to past tense, so the word that needs to fill the blank should be the past tense of 'fly', which is 'flew'.
The hotel was not very expensive. It costed very much.
The verb 'was' refers to past tense, so the word that needs to fill the blank should be the past tense of 'cost', which is 'costed'.