Answer:
The hyphen ‐ is a punctuation mark used to join words, and to separate syllables of a single word. The use of hyphens is called hyphenation.
1) thirty-one
2) pre-columbian
3) high-spirited
4) well-known
5) post-1917
6) high-backed, brightly-coloured
7) ten-year plan, poverty-stricken
8) twenty-five, all-american, video-recorders
do the last one ur self bro it ain't hard, u got this!
Explanation:
